253552080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:449

約数の個数: 160

約数和(自身を含む): 817090560

約数和(自身を除く): 563538480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 79, 80, 86, 120, 129, 158, 172, 215, 237, 240, 258, 311, 316, 344, 395, 430, 474, 516, 622, 632, 645, 688, 790, 860, 933, 948, 1032, 1185, 1244, 1264, 1290, 1555, 1580, 1720, 1866, 1896, 2064, 2370, 2488, 2580, 3110, 3160, 3397, 3440, 3732, 3792, 4665, 4740, 4976, 5160, 6220, 6320, 6794, 7464, 9330, 9480, 10191, 10320, 12440, 13373, 13588, 14928, 16985, 18660, 18960, 20382, 24569, 24880, 26746, 27176, 33970, 37320, 40119, 40764, 49138, 50955, 53492, 54352, 66865, 67940, 73707, 74640, 80238, 81528, 98276, 101910, 106984, 122845, 133730, 135880, 147414, 160476, 163056, 196552, 200595, 203820, 213968, 245690, 267460, 271760, 294828, 320952, 368535, 393104, 401190, 407640, 491380, 534920, 589656, 641904, 737070, 802380, 815280, 982760, 1056467, 1069840, 1179312, 1474140, 1604760, 1965520, 2112934, 2948280, 3169401, 3209520, 4225868, 5282335, 5896560, 6338802, 8451736, 10564670, 12677604, 15847005, 16903472, 21129340, 25355208, 31694010, 42258680, 50710416, 63388020, 84517360, 126776040, 253552080]

約数ペア:

[(1, 253552080), (2, 126776040), (3, 84517360), (4, 63388020), (5, 50710416), (6, 42258680), (8, 31694010), (10, 25355208), (12, 21129340), (15, 16903472), (16, 15847005), (20, 12677604), (24, 10564670), (30, 8451736), (40, 6338802), (43, 5896560), (48, 5282335), (60, 4225868), (79, 3209520), (80, 3169401), (86, 2948280), (120, 2112934), (129, 1965520), (158, 1604760), (172, 1474140), (215, 1179312), (237, 1069840), (240, 1056467), (258, 982760), (311, 815280), (316, 802380), (344, 737070), (395, 641904), (430, 589656), (474, 534920), (516, 491380), (622, 407640), (632, 401190), (645, 393104), (688, 368535), (790, 320952), (860, 294828), (933, 271760), (948, 267460), (1032, 245690), (1185, 213968), (1244, 203820), (1264, 200595), (1290, 196552), (1555, 163056), (1580, 160476), (1720, 147414), (1866, 135880), (1896, 133730), (2064, 122845), (2370, 106984), (2488, 101910), (2580, 98276), (3110, 81528), (3160, 80238), (3397, 74640), (3440, 73707), (3732, 67940), (3792, 66865), (4665, 54352), (4740, 53492), (4976, 50955), (5160, 49138), (6220, 40764), (6320, 40119), (6794, 37320), (7464, 33970), (9330, 27176), (9480, 26746), (10191, 24880), (10320, 24569), (12440, 20382), (13373, 18960), (13588, 18660), (14928, 16985)]