68723820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 231547680

約数和(自身を除く): 162823860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 61, 66, 90, 99, 110, 122, 132, 165, 180, 183, 198, 220, 244, 305, 330, 366, 396, 495, 549, 569, 610, 660, 671, 732, 915, 990, 1098, 1138, 1220, 1342, 1707, 1830, 1980, 2013, 2196, 2276, 2684, 2745, 2845, 3355, 3414, 3660, 4026, 5121, 5490, 5690, 6039, 6259, 6710, 6828, 8052, 8535, 10065, 10242, 10980, 11380, 12078, 12518, 13420, 17070, 18777, 20130, 20484, 24156, 25036, 25605, 30195, 31295, 34140, 34709, 37554, 40260, 51210, 56331, 60390, 62590, 69418, 75108, 93885, 102420, 104127, 112662, 120780, 125180, 138836, 173545, 187770, 208254, 225324, 281655, 312381, 347090, 375540, 381799, 416508, 520635, 563310, 624762, 694180, 763598, 1041270, 1126620, 1145397, 1249524, 1527196, 1561905, 1908995, 2082540, 2290794, 3123810, 3436191, 3817990, 4581588, 5726985, 6247620, 6872382, 7635980, 11453970, 13744764, 17180955, 22907940, 34361910, 68723820]

約数ペア:

[(1, 68723820), (2, 34361910), (3, 22907940), (4, 17180955), (5, 13744764), (6, 11453970), (9, 7635980), (10, 6872382), (11, 6247620), (12, 5726985), (15, 4581588), (18, 3817990), (20, 3436191), (22, 3123810), (30, 2290794), (33, 2082540), (36, 1908995), (44, 1561905), (45, 1527196), (55, 1249524), (60, 1145397), (61, 1126620), (66, 1041270), (90, 763598), (99, 694180), (110, 624762), (122, 563310), (132, 520635), (165, 416508), (180, 381799), (183, 375540), (198, 347090), (220, 312381), (244, 281655), (305, 225324), (330, 208254), (366, 187770), (396, 173545), (495, 138836), (549, 125180), (569, 120780), (610, 112662), (660, 104127), (671, 102420), (732, 93885), (915, 75108), (990, 69418), (1098, 62590), (1138, 60390), (1220, 56331), (1342, 51210), (1707, 40260), (1830, 37554), (1980, 34709), (2013, 34140), (2196, 31295), (2276, 30195), (2684, 25605), (2745, 25036), (2845, 24156), (3355, 20484), (3414, 20130), (3660, 18777), (4026, 17070), (5121, 13420), (5490, 12518), (5690, 12078), (6039, 11380), (6259, 10980), (6710, 10242), (6828, 10065), (8052, 8535)]