217925040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1787

約数の個数: 160

約数和(自身を含む): 738809856

約数和(自身を除く): 520884816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 620, 680, 744, 816, 930, 1020, 1054, 1240, 1360, 1488, 1581, 1723, 1860, 2040, 2108, 2480, 2635, 3162, 3446, 3720, 4080, 4216, 5169, 5270, 6324, 6892, 7440, 7905, 8432, 8615, 10338, 10540, 12648, 13784, 15810, 17230, 20676, 21080, 25296, 25845, 27568, 29291, 31620, 34460, 41352, 42160, 51690, 53413, 58582, 63240, 68920, 82704, 87873, 103380, 106826, 117164, 126480, 137840, 146455, 160239, 175746, 206760, 213652, 234328, 267065, 292910, 320478, 351492, 413520, 427304, 439365, 468656, 534130, 585820, 640956, 702984, 801195, 854608, 878730, 908021, 1068260, 1171640, 1281912, 1405968, 1602390, 1757460, 1816042, 2136520, 2343280, 2563824, 2724063, 3204780, 3514920, 3632084, 4273040, 4540105, 5448126, 6409560, 7029840, 7264168, 9080210, 10896252, 12819120, 13620315, 14528336, 18160420, 21792504, 27240630, 36320840, 43585008, 54481260, 72641680, 108962520, 217925040]

約数ペア:

[(1, 217925040), (2, 108962520), (3, 72641680), (4, 54481260), (5, 43585008), (6, 36320840), (8, 27240630), (10, 21792504), (12, 18160420), (15, 14528336), (16, 13620315), (17, 12819120), (20, 10896252), (24, 9080210), (30, 7264168), (31, 7029840), (34, 6409560), (40, 5448126), (48, 4540105), (51, 4273040), (60, 3632084), (62, 3514920), (68, 3204780), (80, 2724063), (85, 2563824), (93, 2343280), (102, 2136520), (120, 1816042), (124, 1757460), (136, 1602390), (155, 1405968), (170, 1281912), (186, 1171640), (204, 1068260), (240, 908021), (248, 878730), (255, 854608), (272, 801195), (310, 702984), (340, 640956), (372, 585820), (408, 534130), (465, 468656), (496, 439365), (510, 427304), (527, 413520), (620, 351492), (680, 320478), (744, 292910), (816, 267065), (930, 234328), (1020, 213652), (1054, 206760), (1240, 175746), (1360, 160239), (1488, 146455), (1581, 137840), (1723, 126480), (1860, 117164), (2040, 106826), (2108, 103380), (2480, 87873), (2635, 82704), (3162, 68920), (3446, 63240), (3720, 58582), (4080, 53413), (4216, 51690), (5169, 42160), (5270, 41352), (6324, 34460), (6892, 31620), (7440, 29291), (7905, 27568), (8432, 25845), (8615, 25296), (10338, 21080), (10540, 20676), (12648, 17230), (13784, 15810)]