78426270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3943}}^1$

素因数の和:3986

約数の個数: 96

約数和(自身を含む): 232569792

約数和(自身を除く): 154143522

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3943, 3978, 6630, 7886, 9945, 11829, 19715, 19890, 23658, 35487, 39430, 51259, 59145, 67031, 70974, 102518, 118290, 134062, 153777, 177435, 201093, 256295, 307554, 335155, 354870, 402186, 461331, 512590, 603279, 670310, 768885, 871403, 922662, 1005465, 1206558, 1537770, 1742806, 2010930, 2306655, 2614209, 3016395, 4357015, 4613310, 5228418, 6032790, 7842627, 8714030, 13071045, 15685254, 26142090, 39213135, 78426270]

約数ペア:

[(1, 78426270), (2, 39213135), (3, 26142090), (5, 15685254), (6, 13071045), (9, 8714030), (10, 7842627), (13, 6032790), (15, 5228418), (17, 4613310), (18, 4357015), (26, 3016395), (30, 2614209), (34, 2306655), (39, 2010930), (45, 1742806), (51, 1537770), (65, 1206558), (78, 1005465), (85, 922662), (90, 871403), (102, 768885), (117, 670310), (130, 603279), (153, 512590), (170, 461331), (195, 402186), (221, 354870), (234, 335155), (255, 307554), (306, 256295), (390, 201093), (442, 177435), (510, 153777), (585, 134062), (663, 118290), (765, 102518), (1105, 70974), (1170, 67031), (1326, 59145), (1530, 51259), (1989, 39430), (2210, 35487), (3315, 23658), (3943, 19890), (3978, 19715), (6630, 11829), (7886, 9945)]