520516620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:353

約数の個数: 216

約数和(自身を含む): 1740971232

約数和(自身を除く): 1220454612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 169, 180, 195, 213, 234, 241, 260, 284, 338, 355, 390, 426, 468, 482, 507, 585, 639, 676, 710, 723, 780, 845, 852, 923, 964, 1014, 1065, 1170, 1205, 1278, 1420, 1446, 1521, 1690, 1846, 2028, 2130, 2169, 2340, 2410, 2535, 2556, 2769, 2892, 3042, 3133, 3195, 3380, 3615, 3692, 4260, 4338, 4615, 4820, 5070, 5538, 6084, 6266, 6390, 7230, 7605, 8307, 8676, 9230, 9399, 10140, 10845, 11076, 11999, 12532, 12780, 13845, 14460, 15210, 15665, 16614, 17111, 18460, 18798, 21690, 23998, 27690, 28197, 30420, 31330, 33228, 34222, 35997, 37596, 40729, 41535, 43380, 46995, 47996, 51333, 55380, 56394, 59995, 62660, 68444, 71994, 81458, 83070, 85555, 93990, 102666, 107991, 112788, 119990, 122187, 140985, 143988, 153999, 162916, 166140, 171110, 179985, 187980, 203645, 205332, 215982, 222443, 239980, 244374, 256665, 281970, 307998, 342220, 359970, 366561, 407290, 431964, 444886, 488748, 513330, 539955, 563940, 610935, 615996, 667329, 719940, 733122, 769995, 814580, 889772, 1026660, 1079910, 1112215, 1221870, 1334658, 1466244, 1539990, 1832805, 2001987, 2159820, 2224430, 2443740, 2669316, 2891759, 3079980, 3336645, 3665610, 4003974, 4448860, 5783518, 6673290, 7331220, 8007948, 8675277, 10009935, 11567036, 13346580, 14458795, 17350554, 20019870, 26025831, 28917590, 34701108, 40039740, 43376385, 52051662, 57835180, 86752770, 104103324, 130129155, 173505540, 260258310, 520516620]

約数ペア:

[(1, 520516620), (2, 260258310), (3, 173505540), (4, 130129155), (5, 104103324), (6, 86752770), (9, 57835180), (10, 52051662), (12, 43376385), (13, 40039740), (15, 34701108), (18, 28917590), (20, 26025831), (26, 20019870), (30, 17350554), (36, 14458795), (39, 13346580), (45, 11567036), (52, 10009935), (60, 8675277), (65, 8007948), (71, 7331220), (78, 6673290), (90, 5783518), (117, 4448860), (130, 4003974), (142, 3665610), (156, 3336645), (169, 3079980), (180, 2891759), (195, 2669316), (213, 2443740), (234, 2224430), (241, 2159820), (260, 2001987), (284, 1832805), (338, 1539990), (355, 1466244), (390, 1334658), (426, 1221870), (468, 1112215), (482, 1079910), (507, 1026660), (585, 889772), (639, 814580), (676, 769995), (710, 733122), (723, 719940), (780, 667329), (845, 615996), (852, 610935), (923, 563940), (964, 539955), (1014, 513330), (1065, 488748), (1170, 444886), (1205, 431964), (1278, 407290), (1420, 366561), (1446, 359970), (1521, 342220), (1690, 307998), (1846, 281970), (2028, 256665), (2130, 244374), (2169, 239980), (2340, 222443), (2410, 215982), (2535, 205332), (2556, 203645), (2769, 187980), (2892, 179985), (3042, 171110), (3133, 166140), (3195, 162916), (3380, 153999), (3615, 143988), (3692, 140985), (4260, 122187), (4338, 119990), (4615, 112788), (4820, 107991), (5070, 102666), (5538, 93990), (6084, 85555), (6266, 83070), (6390, 81458), (7230, 71994), (7605, 68444), (8307, 62660), (8676, 59995), (9230, 56394), (9399, 55380), (10140, 51333), (10845, 47996), (11076, 46995), (11999, 43380), (12532, 41535), (12780, 40729), (13845, 37596), (14460, 35997), (15210, 34222), (15665, 33228), (16614, 31330), (17111, 30420), (18460, 28197), (18798, 27690), (21690, 23998)]