157080720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:581

約数の個数: 160

約数和(自身を含む): 515395584

約数和(自身を除く): 358314864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 43, 48, 60, 62, 80, 86, 93, 120, 124, 129, 155, 172, 186, 215, 240, 248, 258, 310, 344, 372, 430, 465, 491, 496, 516, 620, 645, 688, 744, 860, 930, 982, 1032, 1240, 1290, 1333, 1473, 1488, 1720, 1860, 1964, 2064, 2455, 2480, 2580, 2666, 2946, 3440, 3720, 3928, 3999, 4910, 5160, 5332, 5892, 6665, 7365, 7440, 7856, 7998, 9820, 10320, 10664, 11784, 13330, 14730, 15221, 15996, 19640, 19995, 21113, 21328, 23568, 26660, 29460, 30442, 31992, 39280, 39990, 42226, 45663, 53320, 58920, 60884, 63339, 63984, 76105, 79980, 84452, 91326, 105565, 106640, 117840, 121768, 126678, 152210, 159960, 168904, 182652, 211130, 228315, 243536, 253356, 304420, 316695, 319920, 337808, 365304, 422260, 456630, 506712, 608840, 633390, 654503, 730608, 844520, 913260, 1013424, 1217680, 1266780, 1309006, 1689040, 1826520, 1963509, 2533560, 2618012, 3272515, 3653040, 3927018, 5067120, 5236024, 6545030, 7854036, 9817545, 10472048, 13090060, 15708072, 19635090, 26180120, 31416144, 39270180, 52360240, 78540360, 157080720]

約数ペア:

[(1, 157080720), (2, 78540360), (3, 52360240), (4, 39270180), (5, 31416144), (6, 26180120), (8, 19635090), (10, 15708072), (12, 13090060), (15, 10472048), (16, 9817545), (20, 7854036), (24, 6545030), (30, 5236024), (31, 5067120), (40, 3927018), (43, 3653040), (48, 3272515), (60, 2618012), (62, 2533560), (80, 1963509), (86, 1826520), (93, 1689040), (120, 1309006), (124, 1266780), (129, 1217680), (155, 1013424), (172, 913260), (186, 844520), (215, 730608), (240, 654503), (248, 633390), (258, 608840), (310, 506712), (344, 456630), (372, 422260), (430, 365304), (465, 337808), (491, 319920), (496, 316695), (516, 304420), (620, 253356), (645, 243536), (688, 228315), (744, 211130), (860, 182652), (930, 168904), (982, 159960), (1032, 152210), (1240, 126678), (1290, 121768), (1333, 117840), (1473, 106640), (1488, 105565), (1720, 91326), (1860, 84452), (1964, 79980), (2064, 76105), (2455, 63984), (2480, 63339), (2580, 60884), (2666, 58920), (2946, 53320), (3440, 45663), (3720, 42226), (3928, 39990), (3999, 39280), (4910, 31992), (5160, 30442), (5332, 29460), (5892, 26660), (6665, 23568), (7365, 21328), (7440, 21113), (7856, 19995), (7998, 19640), (9820, 15996), (10320, 15221), (10664, 14730), (11784, 13330)]