72728520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20899}}^1$

素因数の和:20942

約数の個数: 64

約数和(自身を含む): 225720000

約数和(自身を除く): 152991480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 20899, 41798, 62697, 83596, 104495, 125394, 167192, 208990, 250788, 313485, 417980, 501576, 606071, 626970, 835960, 1212142, 1253940, 1818213, 2424284, 2507880, 3030355, 3636426, 4848568, 6060710, 7272852, 9091065, 12121420, 14545704, 18182130, 24242840, 36364260, 72728520]

約数ペア:

[(1, 72728520), (2, 36364260), (3, 24242840), (4, 18182130), (5, 14545704), (6, 12121420), (8, 9091065), (10, 7272852), (12, 6060710), (15, 4848568), (20, 3636426), (24, 3030355), (29, 2507880), (30, 2424284), (40, 1818213), (58, 1253940), (60, 1212142), (87, 835960), (116, 626970), (120, 606071), (145, 501576), (174, 417980), (232, 313485), (290, 250788), (348, 208990), (435, 167192), (580, 125394), (696, 104495), (870, 83596), (1160, 62697), (1740, 41798), (3480, 20899)]