1213184490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{809}}^1$

素因数の和:1056

約数の個数: 128

約数和(自身を含む): 3439480320

約数和(自身を除く): 2226295830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 193, 210, 222, 259, 370, 386, 518, 555, 579, 777, 809, 965, 1110, 1158, 1295, 1351, 1554, 1618, 1930, 2427, 2590, 2702, 2895, 3885, 4045, 4053, 4854, 5663, 5790, 6755, 7141, 7770, 8090, 8106, 11326, 12135, 13510, 14282, 16989, 20265, 21423, 24270, 28315, 29933, 33978, 35705, 40530, 42846, 49987, 56630, 59866, 71410, 84945, 89799, 99974, 107115, 149665, 149961, 156137, 169890, 179598, 209531, 214230, 249935, 299330, 299922, 312274, 419062, 448995, 468411, 499870, 628593, 749805, 780685, 897990, 936822, 1047655, 1092959, 1257186, 1499610, 1561370, 2095310, 2185918, 2342055, 3142965, 3278877, 4684110, 5464795, 5777069, 6285930, 6557754, 10929590, 11554138, 16394385, 17331207, 28885345, 32788770, 34662414, 40439483, 57770690, 80878966, 86656035, 121318449, 173312070, 202197415, 242636898, 404394830, 606592245, 1213184490]

約数ペア:

[(1, 1213184490), (2, 606592245), (3, 404394830), (5, 242636898), (6, 202197415), (7, 173312070), (10, 121318449), (14, 86656035), (15, 80878966), (21, 57770690), (30, 40439483), (35, 34662414), (37, 32788770), (42, 28885345), (70, 17331207), (74, 16394385), (105, 11554138), (111, 10929590), (185, 6557754), (193, 6285930), (210, 5777069), (222, 5464795), (259, 4684110), (370, 3278877), (386, 3142965), (518, 2342055), (555, 2185918), (579, 2095310), (777, 1561370), (809, 1499610), (965, 1257186), (1110, 1092959), (1158, 1047655), (1295, 936822), (1351, 897990), (1554, 780685), (1618, 749805), (1930, 628593), (2427, 499870), (2590, 468411), (2702, 448995), (2895, 419062), (3885, 312274), (4045, 299922), (4053, 299330), (4854, 249935), (5663, 214230), (5790, 209531), (6755, 179598), (7141, 169890), (7770, 156137), (8090, 149961), (8106, 149665), (11326, 107115), (12135, 99974), (13510, 89799), (14282, 84945), (16989, 71410), (20265, 59866), (21423, 56630), (24270, 49987), (28315, 42846), (29933, 40530), (33978, 35705)]