397452240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17807}}^1$

素因数の和:17857

約数の個数: 120

約数和(自身を含む): 1377911808

約数和(自身を除く): 980459568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 17807, 22320, 35614, 53421, 71228, 89035, 106842, 142456, 160263, 178070, 213684, 267105, 284912, 320526, 356140, 427368, 534210, 552017, 641052, 712280, 801315, 854736, 1068420, 1104034, 1282104, 1424560, 1602630, 1656051, 2136840, 2208068, 2564208, 2760085, 3205260, 3312102, 4273680, 4416136, 4968153, 5520170, 6410520, 6624204, 8280255, 8832272, 9936306, 11040340, 12821040, 13248408, 16560510, 19872612, 22080680, 24840765, 26496816, 33121020, 39745224, 44161360, 49681530, 66242040, 79490448, 99363060, 132484080, 198726120, 397452240]

約数ペア:

[(1, 397452240), (2, 198726120), (3, 132484080), (4, 99363060), (5, 79490448), (6, 66242040), (8, 49681530), (9, 44161360), (10, 39745224), (12, 33121020), (15, 26496816), (16, 24840765), (18, 22080680), (20, 19872612), (24, 16560510), (30, 13248408), (31, 12821040), (36, 11040340), (40, 9936306), (45, 8832272), (48, 8280255), (60, 6624204), (62, 6410520), (72, 5520170), (80, 4968153), (90, 4416136), (93, 4273680), (120, 3312102), (124, 3205260), (144, 2760085), (155, 2564208), (180, 2208068), (186, 2136840), (240, 1656051), (248, 1602630), (279, 1424560), (310, 1282104), (360, 1104034), (372, 1068420), (465, 854736), (496, 801315), (558, 712280), (620, 641052), (720, 552017), (744, 534210), (930, 427368), (1116, 356140), (1240, 320526), (1395, 284912), (1488, 267105), (1860, 213684), (2232, 178070), (2480, 160263), (2790, 142456), (3720, 106842), (4464, 89035), (5580, 71228), (7440, 53421), (11160, 35614), (17807, 22320)]