1268991540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2459}}^1$

素因数の和:2582

約数の個数: 144

約数和(自身を含む): 3997244160

約数和(自身を除く): 2728252620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 61, 90, 94, 122, 141, 180, 183, 188, 235, 244, 282, 305, 366, 423, 470, 549, 564, 610, 705, 732, 846, 915, 940, 1098, 1220, 1410, 1692, 1830, 2115, 2196, 2459, 2745, 2820, 2867, 3660, 4230, 4918, 5490, 5734, 7377, 8460, 8601, 9836, 10980, 11468, 12295, 14335, 14754, 17202, 22131, 24590, 25803, 28670, 29508, 34404, 36885, 43005, 44262, 49180, 51606, 57340, 73770, 86010, 88524, 103212, 110655, 115573, 129015, 147540, 149999, 172020, 221310, 231146, 258030, 299998, 346719, 442620, 449997, 462292, 516060, 577865, 599996, 693438, 749995, 899994, 1040157, 1155730, 1349991, 1386876, 1499990, 1733595, 1799988, 2080314, 2249985, 2311460, 2699982, 2999980, 3467190, 4160628, 4499970, 5200785, 5399964, 6749955, 6934380, 7049953, 8999940, 10401570, 13499910, 14099906, 20803140, 21149859, 26999820, 28199812, 35249765, 42299718, 63449577, 70499530, 84599436, 105749295, 126899154, 140999060, 211498590, 253798308, 317247885, 422997180, 634495770, 1268991540]

約数ペア:

[(1, 1268991540), (2, 634495770), (3, 422997180), (4, 317247885), (5, 253798308), (6, 211498590), (9, 140999060), (10, 126899154), (12, 105749295), (15, 84599436), (18, 70499530), (20, 63449577), (30, 42299718), (36, 35249765), (45, 28199812), (47, 26999820), (60, 21149859), (61, 20803140), (90, 14099906), (94, 13499910), (122, 10401570), (141, 8999940), (180, 7049953), (183, 6934380), (188, 6749955), (235, 5399964), (244, 5200785), (282, 4499970), (305, 4160628), (366, 3467190), (423, 2999980), (470, 2699982), (549, 2311460), (564, 2249985), (610, 2080314), (705, 1799988), (732, 1733595), (846, 1499990), (915, 1386876), (940, 1349991), (1098, 1155730), (1220, 1040157), (1410, 899994), (1692, 749995), (1830, 693438), (2115, 599996), (2196, 577865), (2459, 516060), (2745, 462292), (2820, 449997), (2867, 442620), (3660, 346719), (4230, 299998), (4918, 258030), (5490, 231146), (5734, 221310), (7377, 172020), (8460, 149999), (8601, 147540), (9836, 129015), (10980, 115573), (11468, 110655), (12295, 103212), (14335, 88524), (14754, 86010), (17202, 73770), (22131, 57340), (24590, 51606), (25803, 49180), (28670, 44262), (29508, 43005), (34404, 36885)]