67981680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:310

約数の個数: 240

約数和(自身を含む): 255921120

約数和(自身を除く): 187939440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 269, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 538, 540, 585, 624, 648, 702, 720, 780, 807, 810, 936, 972, 1040, 1053, 1076, 1080, 1170, 1215, 1296, 1345, 1404, 1560, 1614, 1620, 1755, 1872, 1944, 2106, 2152, 2160, 2340, 2421, 2430, 2690, 2808, 3120, 3159, 3228, 3240, 3497, 3510, 3888, 4035, 4212, 4304, 4680, 4842, 4860, 5265, 5380, 5616, 6318, 6456, 6480, 6994, 7020, 7263, 8070, 8424, 9360, 9684, 9720, 10491, 10530, 10760, 12105, 12636, 12912, 13988, 14040, 14526, 15795, 16140, 16848, 17485, 19368, 19440, 20982, 21060, 21520, 21789, 24210, 25272, 27976, 28080, 29052, 31473, 31590, 32280, 34970, 36315, 38736, 41964, 42120, 43578, 48420, 50544, 52455, 55952, 58104, 62946, 63180, 64560, 65367, 69940, 72630, 83928, 84240, 87156, 94419, 96840, 104910, 108945, 116208, 125892, 126360, 130734, 139880, 145260, 157365, 167856, 174312, 188838, 193680, 209820, 217890, 251784, 252720, 261468, 279760, 283257, 290520, 314730, 326835, 348624, 377676, 419640, 435780, 472095, 503568, 522936, 566514, 581040, 629460, 653670, 755352, 839280, 849771, 871560, 944190, 1045872, 1133028, 1258920, 1307340, 1416285, 1510704, 1699542, 1743120, 1888380, 2266056, 2517840, 2614680, 2832570, 3399084, 3776760, 4248855, 4532112, 5229360, 5665140, 6798168, 7553520, 8497710, 11330280, 13596336, 16995420, 22660560, 33990840, 67981680]

約数ペア:

[(1, 67981680), (2, 33990840), (3, 22660560), (4, 16995420), (5, 13596336), (6, 11330280), (8, 8497710), (9, 7553520), (10, 6798168), (12, 5665140), (13, 5229360), (15, 4532112), (16, 4248855), (18, 3776760), (20, 3399084), (24, 2832570), (26, 2614680), (27, 2517840), (30, 2266056), (36, 1888380), (39, 1743120), (40, 1699542), (45, 1510704), (48, 1416285), (52, 1307340), (54, 1258920), (60, 1133028), (65, 1045872), (72, 944190), (78, 871560), (80, 849771), (81, 839280), (90, 755352), (104, 653670), (108, 629460), (117, 581040), (120, 566514), (130, 522936), (135, 503568), (144, 472095), (156, 435780), (162, 419640), (180, 377676), (195, 348624), (208, 326835), (216, 314730), (234, 290520), (240, 283257), (243, 279760), (260, 261468), (269, 252720), (270, 251784), (312, 217890), (324, 209820), (351, 193680), (360, 188838), (390, 174312), (405, 167856), (432, 157365), (468, 145260), (486, 139880), (520, 130734), (538, 126360), (540, 125892), (585, 116208), (624, 108945), (648, 104910), (702, 96840), (720, 94419), (780, 87156), (807, 84240), (810, 83928), (936, 72630), (972, 69940), (1040, 65367), (1053, 64560), (1076, 63180), (1080, 62946), (1170, 58104), (1215, 55952), (1296, 52455), (1345, 50544), (1404, 48420), (1560, 43578), (1614, 42120), (1620, 41964), (1755, 38736), (1872, 36315), (1944, 34970), (2106, 32280), (2152, 31590), (2160, 31473), (2340, 29052), (2421, 28080), (2430, 27976), (2690, 25272), (2808, 24210), (3120, 21789), (3159, 21520), (3228, 21060), (3240, 20982), (3497, 19440), (3510, 19368), (3888, 17485), (4035, 16848), (4212, 16140), (4304, 15795), (4680, 14526), (4842, 14040), (4860, 13988), (5265, 12912), (5380, 12636), (5616, 12105), (6318, 10760), (6456, 10530), (6480, 10491), (6994, 9720), (7020, 9684), (7263, 9360), (8070, 8424)]