321037440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{617}}^1$

素因数の和:910

約数の個数: 128

約数和(自身を含む): 1028747520

約数和(自身を除く): 707710080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 271, 320, 384, 480, 542, 617, 640, 813, 960, 1084, 1234, 1355, 1626, 1851, 1920, 2168, 2468, 2710, 3085, 3252, 3702, 4065, 4336, 4936, 5420, 6170, 6504, 7404, 8130, 8672, 9255, 9872, 10840, 12340, 13008, 14808, 16260, 17344, 18510, 19744, 21680, 24680, 26016, 29616, 32520, 34688, 37020, 39488, 43360, 49360, 52032, 59232, 65040, 74040, 78976, 86720, 98720, 104064, 118464, 130080, 148080, 167207, 173440, 197440, 236928, 260160, 296160, 334414, 394880, 501621, 520320, 592320, 668828, 836035, 1003242, 1184640, 1337656, 1672070, 2006484, 2508105, 2675312, 3344140, 4012968, 5016210, 5350624, 6688280, 8025936, 10032420, 10701248, 13376560, 16051872, 20064840, 21402496, 26753120, 32103744, 40129680, 53506240, 64207488, 80259360, 107012480, 160518720, 321037440]

約数ペア:

[(1, 321037440), (2, 160518720), (3, 107012480), (4, 80259360), (5, 64207488), (6, 53506240), (8, 40129680), (10, 32103744), (12, 26753120), (15, 21402496), (16, 20064840), (20, 16051872), (24, 13376560), (30, 10701248), (32, 10032420), (40, 8025936), (48, 6688280), (60, 5350624), (64, 5016210), (80, 4012968), (96, 3344140), (120, 2675312), (128, 2508105), (160, 2006484), (192, 1672070), (240, 1337656), (271, 1184640), (320, 1003242), (384, 836035), (480, 668828), (542, 592320), (617, 520320), (640, 501621), (813, 394880), (960, 334414), (1084, 296160), (1234, 260160), (1355, 236928), (1626, 197440), (1851, 173440), (1920, 167207), (2168, 148080), (2468, 130080), (2710, 118464), (3085, 104064), (3252, 98720), (3702, 86720), (4065, 78976), (4336, 74040), (4936, 65040), (5420, 59232), (6170, 52032), (6504, 49360), (7404, 43360), (8130, 39488), (8672, 37020), (9255, 34688), (9872, 32520), (10840, 29616), (12340, 26016), (13008, 24680), (14808, 21680), (16260, 19744), (17344, 18510)]