123492420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40357}}^1$

素因数の和:40389

約数の個数: 72

約数和(自身を含む): 396638424

約数和(自身を除く): 273146004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 40357, 80714, 121071, 161428, 201785, 242142, 363213, 403570, 484284, 605355, 686069, 726426, 807140, 1210710, 1372138, 1452852, 1816065, 2058207, 2421420, 2744276, 3430345, 3632130, 4116414, 6174621, 6860690, 7264260, 8232828, 10291035, 12349242, 13721380, 20582070, 24698484, 30873105, 41164140, 61746210, 123492420]

約数ペア:

[(1, 123492420), (2, 61746210), (3, 41164140), (4, 30873105), (5, 24698484), (6, 20582070), (9, 13721380), (10, 12349242), (12, 10291035), (15, 8232828), (17, 7264260), (18, 6860690), (20, 6174621), (30, 4116414), (34, 3632130), (36, 3430345), (45, 2744276), (51, 2421420), (60, 2058207), (68, 1816065), (85, 1452852), (90, 1372138), (102, 1210710), (153, 807140), (170, 726426), (180, 686069), (204, 605355), (255, 484284), (306, 403570), (340, 363213), (510, 242142), (612, 201785), (765, 161428), (1020, 121071), (1530, 80714), (3060, 40357)]