78903240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1367}}^1$

素因数の和:1431

約数の個数: 128

約数和(自身を含む): 261999360

約数和(自身を除く): 183096120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1367, 1443, 1480, 1560, 1924, 2220, 2405, 2734, 2886, 3848, 4101, 4440, 4810, 5468, 5772, 6835, 7215, 8202, 9620, 10936, 11544, 13670, 14430, 16404, 17771, 19240, 20505, 27340, 28860, 32808, 35542, 41010, 50579, 53313, 54680, 57720, 71084, 82020, 88855, 101158, 106626, 142168, 151737, 164040, 177710, 202316, 213252, 252895, 266565, 303474, 355420, 404632, 426504, 505790, 533130, 606948, 657527, 710840, 758685, 1011580, 1066260, 1213896, 1315054, 1517370, 1972581, 2023160, 2132520, 2630108, 3034740, 3287635, 3945162, 5260216, 6069480, 6575270, 7890324, 9862905, 13150540, 15780648, 19725810, 26301080, 39451620, 78903240]

約数ペア:

[(1, 78903240), (2, 39451620), (3, 26301080), (4, 19725810), (5, 15780648), (6, 13150540), (8, 9862905), (10, 7890324), (12, 6575270), (13, 6069480), (15, 5260216), (20, 3945162), (24, 3287635), (26, 3034740), (30, 2630108), (37, 2132520), (39, 2023160), (40, 1972581), (52, 1517370), (60, 1315054), (65, 1213896), (74, 1066260), (78, 1011580), (104, 758685), (111, 710840), (120, 657527), (130, 606948), (148, 533130), (156, 505790), (185, 426504), (195, 404632), (222, 355420), (260, 303474), (296, 266565), (312, 252895), (370, 213252), (390, 202316), (444, 177710), (481, 164040), (520, 151737), (555, 142168), (740, 106626), (780, 101158), (888, 88855), (962, 82020), (1110, 71084), (1367, 57720), (1443, 54680), (1480, 53313), (1560, 50579), (1924, 41010), (2220, 35542), (2405, 32808), (2734, 28860), (2886, 27340), (3848, 20505), (4101, 19240), (4440, 17771), (4810, 16404), (5468, 14430), (5772, 13670), (6835, 11544), (7215, 10936), (8202, 9620)]