65660580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 213333120

約数和(自身を除く): 147672540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 73, 76, 90, 95, 114, 146, 171, 180, 190, 219, 228, 263, 285, 292, 342, 365, 380, 438, 526, 570, 657, 684, 730, 789, 855, 876, 1052, 1095, 1140, 1314, 1315, 1387, 1460, 1578, 1710, 2190, 2367, 2628, 2630, 2774, 3156, 3285, 3420, 3945, 4161, 4380, 4734, 4997, 5260, 5548, 6570, 6935, 7890, 8322, 9468, 9994, 11835, 12483, 13140, 13870, 14991, 15780, 16644, 19199, 19988, 20805, 23670, 24966, 24985, 27740, 29982, 38398, 41610, 44973, 47340, 49932, 49970, 57597, 59964, 62415, 74955, 76796, 83220, 89946, 95995, 99940, 115194, 124830, 149910, 172791, 179892, 191990, 224865, 230388, 249660, 287985, 299820, 345582, 364781, 383980, 449730, 575970, 691164, 729562, 863955, 899460, 1094343, 1151940, 1459124, 1727910, 1823905, 2188686, 3283029, 3455820, 3647810, 4377372, 5471715, 6566058, 7295620, 10943430, 13132116, 16415145, 21886860, 32830290, 65660580]

約数ペア:

[(1, 65660580), (2, 32830290), (3, 21886860), (4, 16415145), (5, 13132116), (6, 10943430), (9, 7295620), (10, 6566058), (12, 5471715), (15, 4377372), (18, 3647810), (19, 3455820), (20, 3283029), (30, 2188686), (36, 1823905), (38, 1727910), (45, 1459124), (57, 1151940), (60, 1094343), (73, 899460), (76, 863955), (90, 729562), (95, 691164), (114, 575970), (146, 449730), (171, 383980), (180, 364781), (190, 345582), (219, 299820), (228, 287985), (263, 249660), (285, 230388), (292, 224865), (342, 191990), (365, 179892), (380, 172791), (438, 149910), (526, 124830), (570, 115194), (657, 99940), (684, 95995), (730, 89946), (789, 83220), (855, 76796), (876, 74955), (1052, 62415), (1095, 59964), (1140, 57597), (1314, 49970), (1315, 49932), (1387, 47340), (1460, 44973), (1578, 41610), (1710, 38398), (2190, 29982), (2367, 27740), (2628, 24985), (2630, 24966), (2774, 23670), (3156, 20805), (3285, 19988), (3420, 19199), (3945, 16644), (4161, 15780), (4380, 14991), (4734, 13870), (4997, 13140), (5260, 12483), (5548, 11835), (6570, 9994), (6935, 9468), (7890, 8322)]