830678480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 240

約数和(自身を含む): 2265807360

約数和(自身を除く): 1435128880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 34, 38, 40, 61, 62, 68, 76, 80, 85, 95, 122, 124, 136, 152, 155, 170, 190, 244, 248, 272, 289, 304, 305, 310, 323, 340, 380, 488, 496, 527, 578, 589, 610, 620, 646, 680, 760, 976, 1037, 1054, 1156, 1159, 1178, 1220, 1240, 1292, 1360, 1445, 1520, 1615, 1891, 2074, 2108, 2312, 2318, 2356, 2440, 2480, 2584, 2635, 2890, 2945, 3230, 3782, 4148, 4216, 4624, 4636, 4712, 4880, 5168, 5185, 5270, 5491, 5780, 5795, 5890, 6460, 7564, 8296, 8432, 8959, 9272, 9424, 9455, 10013, 10370, 10540, 10982, 11560, 11590, 11780, 12920, 15128, 16592, 17629, 17918, 18544, 18910, 19703, 20026, 20740, 21080, 21964, 23120, 23180, 23560, 25840, 27455, 30256, 32147, 35258, 35836, 35929, 37820, 39406, 40052, 41480, 42160, 43928, 44795, 46360, 47120, 50065, 54910, 64294, 70516, 71672, 71858, 75640, 78812, 80104, 82960, 87856, 88145, 89590, 92720, 98515, 100130, 109820, 128588, 141032, 143344, 143716, 151280, 157624, 160208, 160735, 170221, 176290, 179180, 179645, 197030, 200260, 219640, 257176, 282064, 287432, 315248, 321470, 334951, 340442, 352580, 358360, 359290, 394060, 400520, 439280, 514352, 546499, 574864, 610793, 642940, 669902, 680884, 705160, 716720, 718580, 788120, 801040, 851105, 1092998, 1221586, 1285880, 1339804, 1361768, 1410320, 1437160, 1576240, 1674755, 1702210, 2185996, 2443172, 2571760, 2679608, 2723536, 2732495, 2874320, 3053965, 3349510, 3404420, 4371992, 4886344, 5359216, 5464990, 6107930, 6699020, 6808840, 8743984, 9772688, 10383481, 10929980, 12215860, 13398040, 13617680, 20766962, 21859960, 24431720, 26796080, 41533924, 43719920, 48863440, 51917405, 83067848, 103834810, 166135696, 207669620, 415339240, 830678480]

約数ペア:

[(1, 830678480), (2, 415339240), (4, 207669620), (5, 166135696), (8, 103834810), (10, 83067848), (16, 51917405), (17, 48863440), (19, 43719920), (20, 41533924), (31, 26796080), (34, 24431720), (38, 21859960), (40, 20766962), (61, 13617680), (62, 13398040), (68, 12215860), (76, 10929980), (80, 10383481), (85, 9772688), (95, 8743984), (122, 6808840), (124, 6699020), (136, 6107930), (152, 5464990), (155, 5359216), (170, 4886344), (190, 4371992), (244, 3404420), (248, 3349510), (272, 3053965), (289, 2874320), (304, 2732495), (305, 2723536), (310, 2679608), (323, 2571760), (340, 2443172), (380, 2185996), (488, 1702210), (496, 1674755), (527, 1576240), (578, 1437160), (589, 1410320), (610, 1361768), (620, 1339804), (646, 1285880), (680, 1221586), (760, 1092998), (976, 851105), (1037, 801040), (1054, 788120), (1156, 718580), (1159, 716720), (1178, 705160), (1220, 680884), (1240, 669902), (1292, 642940), (1360, 610793), (1445, 574864), (1520, 546499), (1615, 514352), (1891, 439280), (2074, 400520), (2108, 394060), (2312, 359290), (2318, 358360), (2356, 352580), (2440, 340442), (2480, 334951), (2584, 321470), (2635, 315248), (2890, 287432), (2945, 282064), (3230, 257176), (3782, 219640), (4148, 200260), (4216, 197030), (4624, 179645), (4636, 179180), (4712, 176290), (4880, 170221), (5168, 160735), (5185, 160208), (5270, 157624), (5491, 151280), (5780, 143716), (5795, 143344), (5890, 141032), (6460, 128588), (7564, 109820), (8296, 100130), (8432, 98515), (8959, 92720), (9272, 89590), (9424, 88145), (9455, 87856), (10013, 82960), (10370, 80104), (10540, 78812), (10982, 75640), (11560, 71858), (11590, 71672), (11780, 70516), (12920, 64294), (15128, 54910), (16592, 50065), (17629, 47120), (17918, 46360), (18544, 44795), (18910, 43928), (19703, 42160), (20026, 41480), (20740, 40052), (21080, 39406), (21964, 37820), (23120, 35929), (23180, 35836), (23560, 35258), (25840, 32147), (27455, 30256)]