1308315680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{8783}}^1$

素因数の和:8831

約数の個数: 144

約数和(自身を含む): 3785201280

約数和(自身を除く): 2476885600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1330, 1520, 1568, 1862, 1960, 2128, 2660, 3040, 3724, 3920, 4256, 4655, 5320, 7448, 7840, 8783, 9310, 10640, 14896, 17566, 18620, 21280, 29792, 35132, 37240, 43915, 61481, 70264, 74480, 87830, 122962, 140528, 148960, 166877, 175660, 245924, 281056, 307405, 333754, 351320, 430367, 491848, 614810, 667508, 702640, 834385, 860734, 983696, 1168139, 1229620, 1335016, 1405280, 1668770, 1721468, 1967392, 2151835, 2336278, 2459240, 2670032, 3337540, 3442936, 4303670, 4672556, 4918480, 5340064, 5840695, 6675080, 6885872, 8176973, 8607340, 9345112, 9836960, 11681390, 13350160, 13771744, 16353946, 17214680, 18690224, 23362780, 26700320, 32707892, 34429360, 37380448, 40884865, 46725560, 65415784, 68858720, 81769730, 93451120, 130831568, 163539460, 186902240, 261663136, 327078920, 654157840, 1308315680]

約数ペア:

[(1, 1308315680), (2, 654157840), (4, 327078920), (5, 261663136), (7, 186902240), (8, 163539460), (10, 130831568), (14, 93451120), (16, 81769730), (19, 68858720), (20, 65415784), (28, 46725560), (32, 40884865), (35, 37380448), (38, 34429360), (40, 32707892), (49, 26700320), (56, 23362780), (70, 18690224), (76, 17214680), (80, 16353946), (95, 13771744), (98, 13350160), (112, 11681390), (133, 9836960), (140, 9345112), (152, 8607340), (160, 8176973), (190, 6885872), (196, 6675080), (224, 5840695), (245, 5340064), (266, 4918480), (280, 4672556), (304, 4303670), (380, 3442936), (392, 3337540), (490, 2670032), (532, 2459240), (560, 2336278), (608, 2151835), (665, 1967392), (760, 1721468), (784, 1668770), (931, 1405280), (980, 1335016), (1064, 1229620), (1120, 1168139), (1330, 983696), (1520, 860734), (1568, 834385), (1862, 702640), (1960, 667508), (2128, 614810), (2660, 491848), (3040, 430367), (3724, 351320), (3920, 333754), (4256, 307405), (4655, 281056), (5320, 245924), (7448, 175660), (7840, 166877), (8783, 148960), (9310, 140528), (10640, 122962), (14896, 87830), (17566, 74480), (18620, 70264), (21280, 61481), (29792, 43915), (35132, 37240)]