12315680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 32514048

約数和(自身を除く): 20198368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 191, 208, 248, 260, 310, 382, 403, 416, 496, 520, 620, 764, 806, 955, 992, 1040, 1240, 1528, 1612, 1910, 2015, 2080, 2480, 2483, 3056, 3224, 3820, 4030, 4960, 4966, 5921, 6112, 6448, 7640, 8060, 9932, 11842, 12415, 12896, 15280, 16120, 19864, 23684, 24830, 29605, 30560, 32240, 39728, 47368, 49660, 59210, 64480, 76973, 79456, 94736, 99320, 118420, 153946, 189472, 198640, 236840, 307892, 384865, 397280, 473680, 615784, 769730, 947360, 1231568, 1539460, 2463136, 3078920, 6157840, 12315680]

約数ペア:

[(1, 12315680), (2, 6157840), (4, 3078920), (5, 2463136), (8, 1539460), (10, 1231568), (13, 947360), (16, 769730), (20, 615784), (26, 473680), (31, 397280), (32, 384865), (40, 307892), (52, 236840), (62, 198640), (65, 189472), (80, 153946), (104, 118420), (124, 99320), (130, 94736), (155, 79456), (160, 76973), (191, 64480), (208, 59210), (248, 49660), (260, 47368), (310, 39728), (382, 32240), (403, 30560), (416, 29605), (496, 24830), (520, 23684), (620, 19864), (764, 16120), (806, 15280), (955, 12896), (992, 12415), (1040, 11842), (1240, 9932), (1528, 8060), (1612, 7640), (1910, 6448), (2015, 6112), (2080, 5921), (2480, 4966), (2483, 4960), (3056, 4030), (3224, 3820)]