257454104880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{26573}}^1$

素因数の和:26748

約数の個数: 320

約数和(自身を含む): 936357212160

約数和(自身を除く): 678903107280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 73, 79, 80, 84, 105, 112, 120, 140, 146, 158, 168, 210, 219, 237, 240, 280, 292, 316, 336, 365, 395, 420, 438, 474, 511, 553, 560, 584, 632, 730, 790, 840, 876, 948, 1022, 1095, 1106, 1168, 1185, 1264, 1460, 1533, 1580, 1659, 1680, 1752, 1896, 2044, 2190, 2212, 2370, 2555, 2765, 2920, 3066, 3160, 3318, 3504, 3792, 4088, 4380, 4424, 4740, 5110, 5530, 5767, 5840, 6132, 6320, 6636, 7665, 8176, 8295, 8760, 8848, 9480, 10220, 11060, 11534, 12264, 13272, 15330, 16590, 17301, 17520, 18960, 20440, 22120, 23068, 24528, 26544, 26573, 28835, 30660, 33180, 34602, 40369, 40880, 44240, 46136, 53146, 57670, 61320, 66360, 69204, 79719, 80738, 86505, 92272, 106292, 115340, 121107, 122640, 132720, 132865, 138408, 159438, 161476, 173010, 186011, 201845, 212584, 230680, 242214, 265730, 276816, 318876, 322952, 346020, 372022, 398595, 403690, 425168, 461360, 484428, 531460, 558033, 605535, 637752, 645904, 692040, 744044, 797190, 807380, 930055, 968856, 1062920, 1116066, 1211070, 1275504, 1384080, 1488088, 1594380, 1614760, 1860110, 1937712, 1939829, 2099267, 2125840, 2232132, 2422140, 2790165, 2976176, 3188760, 3229520, 3720220, 3879658, 4198534, 4464264, 4844280, 5580330, 5819487, 6297801, 6377520, 7440440, 7759316, 8397068, 8928528, 9688560, 9699145, 10496335, 11160660, 11638974, 12595602, 13578803, 14694869, 14880880, 15518632, 16794136, 19398290, 20992670, 22321320, 23277948, 25191204, 27157606, 29097435, 29389738, 31037264, 31489005, 33588272, 38796580, 40736409, 41985340, 44084607, 44642640, 46555896, 50382408, 54315212, 58194870, 58779476, 62978010, 67894015, 73474345, 77593160, 81472818, 83970680, 88169214, 93111792, 100764816, 108630424, 116389740, 117558952, 125956020, 135788030, 146948690, 153246491, 155186320, 162945636, 167941360, 176338428, 203682045, 217260848, 220423035, 232779480, 235117904, 251912040, 271576060, 293897380, 306492982, 325891272, 352676856, 407364090, 440846070, 459739473, 465558960, 503824080, 543152120, 587794760, 612985964, 651782544, 705353712, 766232455, 814728180, 881692140, 919478946, 1072725437, 1086304240, 1175589520, 1225971928, 1532464910, 1629456360, 1763384280, 1838957892, 2145450874, 2298697365, 2451943856, 3064929820, 3218176311, 3258912720, 3526768560, 3677915784, 4290901748, 4597394730, 5363627185, 6129859640, 6436352622, 7355831568, 8581803496, 9194789460, 10727254370, 12259719280, 12872705244, 16090881555, 17163606992, 18389578920, 21454508740, 25745410488, 32181763110, 36779157840, 42909017480, 51490820976, 64363526220, 85818034960, 128727052440, 257454104880]

約数ペア:

[(1, 257454104880), (2, 128727052440), (3, 85818034960), (4, 64363526220), (5, 51490820976), (6, 42909017480), (7, 36779157840), (8, 32181763110), (10, 25745410488), (12, 21454508740), (14, 18389578920), (15, 17163606992), (16, 16090881555), (20, 12872705244), (21, 12259719280), (24, 10727254370), (28, 9194789460), (30, 8581803496), (35, 7355831568), (40, 6436352622), (42, 6129859640), (48, 5363627185), (56, 4597394730), (60, 4290901748), (70, 3677915784), (73, 3526768560), (79, 3258912720), (80, 3218176311), (84, 3064929820), (105, 2451943856), (112, 2298697365), (120, 2145450874), (140, 1838957892), (146, 1763384280), (158, 1629456360), (168, 1532464910), (210, 1225971928), (219, 1175589520), (237, 1086304240), (240, 1072725437), (280, 919478946), (292, 881692140), (316, 814728180), (336, 766232455), (365, 705353712), (395, 651782544), (420, 612985964), (438, 587794760), (474, 543152120), (511, 503824080), (553, 465558960), (560, 459739473), (584, 440846070), (632, 407364090), (730, 352676856), (790, 325891272), (840, 306492982), (876, 293897380), (948, 271576060), (1022, 251912040), (1095, 235117904), (1106, 232779480), (1168, 220423035), (1185, 217260848), (1264, 203682045), (1460, 176338428), (1533, 167941360), (1580, 162945636), (1659, 155186320), (1680, 153246491), (1752, 146948690), (1896, 135788030), (2044, 125956020), (2190, 117558952), (2212, 116389740), (2370, 108630424), (2555, 100764816), (2765, 93111792), (2920, 88169214), (3066, 83970680), (3160, 81472818), (3318, 77593160), (3504, 73474345), (3792, 67894015), (4088, 62978010), (4380, 58779476), (4424, 58194870), (4740, 54315212), (5110, 50382408), (5530, 46555896), (5767, 44642640), (5840, 44084607), (6132, 41985340), (6320, 40736409), (6636, 38796580), (7665, 33588272), (8176, 31489005), (8295, 31037264), (8760, 29389738), (8848, 29097435), (9480, 27157606), (10220, 25191204), (11060, 23277948), (11534, 22321320), (12264, 20992670), (13272, 19398290), (15330, 16794136), (16590, 15518632), (17301, 14880880), (17520, 14694869), (18960, 13578803), (20440, 12595602), (22120, 11638974), (23068, 11160660), (24528, 10496335), (26544, 9699145), (26573, 9688560), (28835, 8928528), (30660, 8397068), (33180, 7759316), (34602, 7440440), (40369, 6377520), (40880, 6297801), (44240, 5819487), (46136, 5580330), (53146, 4844280), (57670, 4464264), (61320, 4198534), (66360, 3879658), (69204, 3720220), (79719, 3229520), (80738, 3188760), (86505, 2976176), (92272, 2790165), (106292, 2422140), (115340, 2232132), (121107, 2125840), (122640, 2099267), (132720, 1939829), (132865, 1937712), (138408, 1860110), (159438, 1614760), (161476, 1594380), (173010, 1488088), (186011, 1384080), (201845, 1275504), (212584, 1211070), (230680, 1116066), (242214, 1062920), (265730, 968856), (276816, 930055), (318876, 807380), (322952, 797190), (346020, 744044), (372022, 692040), (398595, 645904), (403690, 637752), (425168, 605535), (461360, 558033), (484428, 531460)]