636408120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 1954160640

約数和(自身を除く): 1317752520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 227, 244, 305, 366, 383, 454, 488, 610, 681, 732, 766, 908, 915, 1135, 1149, 1220, 1362, 1464, 1532, 1816, 1830, 1915, 2270, 2298, 2440, 2724, 3064, 3405, 3660, 3830, 4540, 4596, 5448, 5745, 6810, 7320, 7660, 9080, 9192, 11490, 13620, 13847, 15320, 22980, 23363, 27240, 27694, 41541, 45960, 46726, 55388, 69235, 70089, 83082, 86941, 93452, 110776, 116815, 138470, 140178, 166164, 173882, 186904, 207705, 233630, 260823, 276940, 280356, 332328, 347764, 350445, 415410, 434705, 467260, 521646, 553880, 560712, 695528, 700890, 830820, 869410, 934520, 1043292, 1304115, 1401780, 1661640, 1738820, 2086584, 2608230, 2803560, 3477640, 5216460, 5303401, 10432920, 10606802, 15910203, 21213604, 26517005, 31820406, 42427208, 53034010, 63640812, 79551015, 106068020, 127281624, 159102030, 212136040, 318204060, 636408120]

約数ペア:

[(1, 636408120), (2, 318204060), (3, 212136040), (4, 159102030), (5, 127281624), (6, 106068020), (8, 79551015), (10, 63640812), (12, 53034010), (15, 42427208), (20, 31820406), (24, 26517005), (30, 21213604), (40, 15910203), (60, 10606802), (61, 10432920), (120, 5303401), (122, 5216460), (183, 3477640), (227, 2803560), (244, 2608230), (305, 2086584), (366, 1738820), (383, 1661640), (454, 1401780), (488, 1304115), (610, 1043292), (681, 934520), (732, 869410), (766, 830820), (908, 700890), (915, 695528), (1135, 560712), (1149, 553880), (1220, 521646), (1362, 467260), (1464, 434705), (1532, 415410), (1816, 350445), (1830, 347764), (1915, 332328), (2270, 280356), (2298, 276940), (2440, 260823), (2724, 233630), (3064, 207705), (3405, 186904), (3660, 173882), (3830, 166164), (4540, 140178), (4596, 138470), (5448, 116815), (5745, 110776), (6810, 93452), (7320, 86941), (7660, 83082), (9080, 70089), (9192, 69235), (11490, 55388), (13620, 46726), (13847, 45960), (15320, 41541), (22980, 27694), (23363, 27240)]