1902758880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{181}}^2$

素因数の和:402

約数の個数: 216

約数和(自身を含む): 6624705528

約数和(自身を除く): 4721946648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 181, 220, 240, 242, 264, 330, 352, 362, 363, 440, 480, 484, 528, 543, 605, 660, 724, 726, 880, 905, 968, 1056, 1086, 1210, 1320, 1448, 1452, 1760, 1810, 1815, 1936, 1991, 2172, 2420, 2640, 2715, 2896, 2904, 3620, 3630, 3872, 3982, 4344, 4840, 5280, 5430, 5792, 5808, 5973, 7240, 7260, 7964, 8688, 9680, 9955, 10860, 11616, 11946, 14480, 14520, 15928, 17376, 19360, 19910, 21720, 21901, 23892, 28960, 29040, 29865, 31856, 32761, 39820, 43440, 43802, 47784, 58080, 59730, 63712, 65522, 65703, 79640, 86880, 87604, 95568, 98283, 109505, 119460, 131044, 131406, 159280, 163805, 175208, 191136, 196566, 219010, 238920, 262088, 262812, 318560, 327610, 328515, 350416, 360371, 393132, 438020, 477840, 491415, 524176, 525624, 655220, 657030, 700832, 720742, 786264, 876040, 955680, 982830, 1048352, 1051248, 1081113, 1310440, 1314060, 1441484, 1572528, 1752080, 1801855, 1965660, 2102496, 2162226, 2620880, 2628120, 2882968, 3145056, 3504160, 3603710, 3931320, 3964081, 4324452, 5241760, 5256240, 5405565, 5765936, 7207420, 7862640, 7928162, 8648904, 10512480, 10811130, 11531872, 11892243, 14414840, 15725280, 15856324, 17297808, 19820405, 21622260, 23784486, 28829680, 31712648, 34595616, 39640810, 43244520, 47568972, 57659360, 59461215, 63425296, 79281620, 86489040, 95137944, 118922430, 126850592, 158563240, 172978080, 190275888, 237844860, 317126480, 380551776, 475689720, 634252960, 951379440, 1902758880]

約数ペア:

[(1, 1902758880), (2, 951379440), (3, 634252960), (4, 475689720), (5, 380551776), (6, 317126480), (8, 237844860), (10, 190275888), (11, 172978080), (12, 158563240), (15, 126850592), (16, 118922430), (20, 95137944), (22, 86489040), (24, 79281620), (30, 63425296), (32, 59461215), (33, 57659360), (40, 47568972), (44, 43244520), (48, 39640810), (55, 34595616), (60, 31712648), (66, 28829680), (80, 23784486), (88, 21622260), (96, 19820405), (110, 17297808), (120, 15856324), (121, 15725280), (132, 14414840), (160, 11892243), (165, 11531872), (176, 10811130), (181, 10512480), (220, 8648904), (240, 7928162), (242, 7862640), (264, 7207420), (330, 5765936), (352, 5405565), (362, 5256240), (363, 5241760), (440, 4324452), (480, 3964081), (484, 3931320), (528, 3603710), (543, 3504160), (605, 3145056), (660, 2882968), (724, 2628120), (726, 2620880), (880, 2162226), (905, 2102496), (968, 1965660), (1056, 1801855), (1086, 1752080), (1210, 1572528), (1320, 1441484), (1448, 1314060), (1452, 1310440), (1760, 1081113), (1810, 1051248), (1815, 1048352), (1936, 982830), (1991, 955680), (2172, 876040), (2420, 786264), (2640, 720742), (2715, 700832), (2896, 657030), (2904, 655220), (3620, 525624), (3630, 524176), (3872, 491415), (3982, 477840), (4344, 438020), (4840, 393132), (5280, 360371), (5430, 350416), (5792, 328515), (5808, 327610), (5973, 318560), (7240, 262812), (7260, 262088), (7964, 238920), (8688, 219010), (9680, 196566), (9955, 191136), (10860, 175208), (11616, 163805), (11946, 159280), (14480, 131406), (14520, 131044), (15928, 119460), (17376, 109505), (19360, 98283), (19910, 95568), (21720, 87604), (21901, 86880), (23892, 79640), (28960, 65703), (29040, 65522), (29865, 63712), (31856, 59730), (32761, 58080), (39820, 47784), (43440, 43802)]