217999725200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1489}}^1\times {\mathrm{11807}}^1$

素因数の和:13345

約数の個数: 120

約数和(自身を含む): 541048227840

約数和(自身を除く): 323048502640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1489, 1550, 2480, 2978, 3100, 5956, 6200, 7445, 11807, 11912, 12400, 14890, 23614, 23824, 29780, 37225, 46159, 47228, 59035, 59560, 74450, 92318, 94456, 118070, 119120, 148900, 184636, 188912, 230795, 236140, 295175, 297800, 366017, 369272, 461590, 472280, 590350, 595600, 732034, 738544, 923180, 944560, 1153975, 1180700, 1464068, 1830085, 1846360, 2307950, 2361400, 2928136, 3660170, 3692720, 4615900, 4722800, 5856272, 7320340, 9150425, 9231800, 14640680, 17580623, 18300850, 18463600, 29281360, 35161246, 36601700, 70322492, 73203400, 87903115, 140644984, 146406800, 175806230, 281289968, 351612460, 439515575, 544999313, 703224920, 879031150, 1089998626, 1406449840, 1758062300, 2179997252, 2724996565, 3516124600, 4359994504, 5449993130, 7032249200, 8719989008, 10899986260, 13624982825, 21799972520, 27249965650, 43599945040, 54499931300, 108999862600, 217999725200]

約数ペア:

[(1, 217999725200), (2, 108999862600), (4, 54499931300), (5, 43599945040), (8, 27249965650), (10, 21799972520), (16, 13624982825), (20, 10899986260), (25, 8719989008), (31, 7032249200), (40, 5449993130), (50, 4359994504), (62, 3516124600), (80, 2724996565), (100, 2179997252), (124, 1758062300), (155, 1406449840), (200, 1089998626), (248, 879031150), (310, 703224920), (400, 544999313), (496, 439515575), (620, 351612460), (775, 281289968), (1240, 175806230), (1489, 146406800), (1550, 140644984), (2480, 87903115), (2978, 73203400), (3100, 70322492), (5956, 36601700), (6200, 35161246), (7445, 29281360), (11807, 18463600), (11912, 18300850), (12400, 17580623), (14890, 14640680), (23614, 9231800), (23824, 9150425), (29780, 7320340), (37225, 5856272), (46159, 4722800), (47228, 4615900), (59035, 3692720), (59560, 3660170), (74450, 2928136), (92318, 2361400), (94456, 2307950), (118070, 1846360), (119120, 1830085), (148900, 1464068), (184636, 1180700), (188912, 1153975), (230795, 944560), (236140, 923180), (295175, 738544), (297800, 732034), (366017, 595600), (369272, 590350), (461590, 472280)]