121159160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 283392000

約数和(自身を除く): 162232840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 199, 248, 310, 398, 491, 620, 796, 982, 995, 1240, 1592, 1964, 1990, 2455, 3928, 3980, 4910, 6169, 7960, 9820, 12338, 15221, 19640, 24676, 30442, 30845, 49352, 60884, 61690, 76105, 97709, 121768, 123380, 152210, 195418, 246760, 304420, 390836, 488545, 608840, 781672, 977090, 1954180, 3028979, 3908360, 6057958, 12115916, 15144895, 24231832, 30289790, 60579580, 121159160]

約数ペア:

[(1, 121159160), (2, 60579580), (4, 30289790), (5, 24231832), (8, 15144895), (10, 12115916), (20, 6057958), (31, 3908360), (40, 3028979), (62, 1954180), (124, 977090), (155, 781672), (199, 608840), (248, 488545), (310, 390836), (398, 304420), (491, 246760), (620, 195418), (796, 152210), (982, 123380), (995, 121768), (1240, 97709), (1592, 76105), (1964, 61690), (1990, 60884), (2455, 49352), (3928, 30845), (3980, 30442), (4910, 24676), (6169, 19640), (7960, 15221), (9820, 12338)]