27678040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 74027520

約数和(自身を除く): 46349480

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 101, 104, 124, 130, 136, 155, 170, 202, 221, 248, 260, 310, 340, 403, 404, 442, 505, 520, 527, 620, 680, 806, 808, 884, 1010, 1054, 1105, 1240, 1313, 1612, 1717, 1768, 2015, 2020, 2108, 2210, 2626, 2635, 3131, 3224, 3434, 4030, 4040, 4216, 4420, 5252, 5270, 6262, 6565, 6851, 6868, 8060, 8585, 8840, 10504, 10540, 12524, 13130, 13702, 13736, 15655, 16120, 17170, 21080, 22321, 25048, 26260, 27404, 31310, 34255, 34340, 40703, 44642, 52520, 53227, 54808, 62620, 68510, 68680, 81406, 89284, 106454, 111605, 125240, 137020, 162812, 178568, 203515, 212908, 223210, 266135, 274040, 325624, 407030, 425816, 446420, 532270, 691951, 814060, 892840, 1064540, 1383902, 1628120, 2129080, 2767804, 3459755, 5535608, 6919510, 13839020, 27678040]

約数ペア:

[(1, 27678040), (2, 13839020), (4, 6919510), (5, 5535608), (8, 3459755), (10, 2767804), (13, 2129080), (17, 1628120), (20, 1383902), (26, 1064540), (31, 892840), (34, 814060), (40, 691951), (52, 532270), (62, 446420), (65, 425816), (68, 407030), (85, 325624), (101, 274040), (104, 266135), (124, 223210), (130, 212908), (136, 203515), (155, 178568), (170, 162812), (202, 137020), (221, 125240), (248, 111605), (260, 106454), (310, 89284), (340, 81406), (403, 68680), (404, 68510), (442, 62620), (505, 54808), (520, 53227), (527, 52520), (620, 44642), (680, 40703), (806, 34340), (808, 34255), (884, 31310), (1010, 27404), (1054, 26260), (1105, 25048), (1240, 22321), (1313, 21080), (1612, 17170), (1717, 16120), (1768, 15655), (2015, 13736), (2020, 13702), (2108, 13130), (2210, 12524), (2626, 10540), (2635, 10504), (3131, 8840), (3224, 8585), (3434, 8060), (4030, 6868), (4040, 6851), (4216, 6565), (4420, 6262), (5252, 5270)]