173698720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 461642328

約数和(自身を除く): 287943608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 61, 65, 74, 80, 104, 122, 130, 148, 160, 185, 208, 244, 260, 296, 305, 370, 416, 481, 488, 520, 592, 610, 740, 793, 962, 976, 1040, 1184, 1220, 1369, 1480, 1586, 1924, 1952, 2080, 2257, 2405, 2440, 2738, 2960, 3172, 3848, 3965, 4514, 4810, 4880, 5476, 5920, 6344, 6845, 7696, 7930, 9028, 9620, 9760, 10952, 11285, 12688, 13690, 15392, 15860, 17797, 18056, 19240, 21904, 22570, 25376, 27380, 29341, 31720, 35594, 36112, 38480, 43808, 45140, 54760, 58682, 63440, 71188, 72224, 76960, 83509, 88985, 90280, 109520, 117364, 126880, 142376, 146705, 167018, 177970, 180560, 219040, 234728, 284752, 293410, 334036, 355940, 361120, 417545, 469456, 569504, 586820, 668072, 711880, 835090, 938912, 1085617, 1173640, 1336144, 1423760, 1670180, 2171234, 2347280, 2672288, 2847520, 3340360, 4342468, 4694560, 5428085, 6680720, 8684936, 10856170, 13361440, 17369872, 21712340, 34739744, 43424680, 86849360, 173698720]

約数ペア:

[(1, 173698720), (2, 86849360), (4, 43424680), (5, 34739744), (8, 21712340), (10, 17369872), (13, 13361440), (16, 10856170), (20, 8684936), (26, 6680720), (32, 5428085), (37, 4694560), (40, 4342468), (52, 3340360), (61, 2847520), (65, 2672288), (74, 2347280), (80, 2171234), (104, 1670180), (122, 1423760), (130, 1336144), (148, 1173640), (160, 1085617), (185, 938912), (208, 835090), (244, 711880), (260, 668072), (296, 586820), (305, 569504), (370, 469456), (416, 417545), (481, 361120), (488, 355940), (520, 334036), (592, 293410), (610, 284752), (740, 234728), (793, 219040), (962, 180560), (976, 177970), (1040, 167018), (1184, 146705), (1220, 142376), (1369, 126880), (1480, 117364), (1586, 109520), (1924, 90280), (1952, 88985), (2080, 83509), (2257, 76960), (2405, 72224), (2440, 71188), (2738, 63440), (2960, 58682), (3172, 54760), (3848, 45140), (3965, 43808), (4514, 38480), (4810, 36112), (4880, 35594), (5476, 31720), (5920, 29341), (6344, 27380), (6845, 25376), (7696, 22570), (7930, 21904), (9028, 19240), (9620, 18056), (9760, 17797), (10952, 15860), (11285, 15392), (12688, 13690)]