388533360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{1657}}^1$

素因数の和:2650

約数の個数: 80

約数和(自身を含む): 1206413856

約数和(自身を除く): 817880496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 977, 1657, 1954, 2931, 3314, 3908, 4885, 4971, 5862, 6628, 7816, 8285, 9770, 9942, 11724, 13256, 14655, 15632, 16570, 19540, 19884, 23448, 24855, 26512, 29310, 33140, 39080, 39768, 46896, 49710, 58620, 66280, 78160, 79536, 99420, 117240, 132560, 198840, 234480, 397680, 1618889, 3237778, 4856667, 6475556, 8094445, 9713334, 12951112, 16188890, 19426668, 24283335, 25902224, 32377780, 38853336, 48566670, 64755560, 77706672, 97133340, 129511120, 194266680, 388533360]

約数ペア:

[(1, 388533360), (2, 194266680), (3, 129511120), (4, 97133340), (5, 77706672), (6, 64755560), (8, 48566670), (10, 38853336), (12, 32377780), (15, 25902224), (16, 24283335), (20, 19426668), (24, 16188890), (30, 12951112), (40, 9713334), (48, 8094445), (60, 6475556), (80, 4856667), (120, 3237778), (240, 1618889), (977, 397680), (1657, 234480), (1954, 198840), (2931, 132560), (3314, 117240), (3908, 99420), (4885, 79536), (4971, 78160), (5862, 66280), (6628, 58620), (7816, 49710), (8285, 46896), (9770, 39768), (9942, 39080), (11724, 33140), (13256, 29310), (14655, 26512), (15632, 24855), (16570, 23448), (19540, 19884)]