129821490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 371779200

約数和(自身を除く): 241957710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 31, 38, 45, 57, 62, 79, 90, 93, 95, 114, 155, 158, 171, 186, 190, 237, 279, 285, 310, 342, 395, 465, 474, 558, 570, 589, 711, 790, 855, 930, 961, 1178, 1185, 1395, 1422, 1501, 1710, 1767, 1922, 2370, 2449, 2790, 2883, 2945, 3002, 3534, 3555, 4503, 4805, 4898, 5301, 5766, 5890, 7110, 7347, 7505, 8649, 8835, 9006, 9610, 10602, 12245, 13509, 14415, 14694, 15010, 17298, 17670, 18259, 22041, 22515, 24490, 26505, 27018, 28830, 36518, 36735, 43245, 44082, 45030, 46531, 53010, 54777, 67545, 73470, 75919, 86490, 91295, 93062, 109554, 110205, 135090, 139593, 151838, 164331, 182590, 220410, 227757, 232655, 273885, 279186, 328662, 379595, 418779, 455514, 465310, 547770, 683271, 697965, 759190, 821655, 837558, 1138785, 1366542, 1395930, 1442461, 1643310, 2093895, 2277570, 2884922, 3416355, 4187790, 4327383, 6832710, 7212305, 8654766, 12982149, 14424610, 21636915, 25964298, 43273830, 64910745, 129821490]

約数ペア:

[(1, 129821490), (2, 64910745), (3, 43273830), (5, 25964298), (6, 21636915), (9, 14424610), (10, 12982149), (15, 8654766), (18, 7212305), (19, 6832710), (30, 4327383), (31, 4187790), (38, 3416355), (45, 2884922), (57, 2277570), (62, 2093895), (79, 1643310), (90, 1442461), (93, 1395930), (95, 1366542), (114, 1138785), (155, 837558), (158, 821655), (171, 759190), (186, 697965), (190, 683271), (237, 547770), (279, 465310), (285, 455514), (310, 418779), (342, 379595), (395, 328662), (465, 279186), (474, 273885), (558, 232655), (570, 227757), (589, 220410), (711, 182590), (790, 164331), (855, 151838), (930, 139593), (961, 135090), (1178, 110205), (1185, 109554), (1395, 93062), (1422, 91295), (1501, 86490), (1710, 75919), (1767, 73470), (1922, 67545), (2370, 54777), (2449, 53010), (2790, 46531), (2883, 45030), (2945, 44082), (3002, 43245), (3534, 36735), (3555, 36518), (4503, 28830), (4805, 27018), (4898, 26505), (5301, 24490), (5766, 22515), (5890, 22041), (7110, 18259), (7347, 17670), (7505, 17298), (8649, 15010), (8835, 14694), (9006, 14415), (9610, 13509), (10602, 12245)]