1566883780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{761}}^1$

素因数の和:986

約数の個数: 144

約数和(自身を含む): 4203021312

約数和(自身を除く): 2636137532

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 191, 196, 220, 245, 308, 382, 385, 490, 539, 761, 764, 770, 955, 980, 1078, 1337, 1522, 1540, 1910, 2101, 2156, 2674, 2695, 3044, 3805, 3820, 4202, 5327, 5348, 5390, 6685, 7610, 8371, 8404, 9359, 10505, 10654, 10780, 13370, 14707, 15220, 16742, 18718, 21010, 21308, 26635, 26740, 29414, 33484, 37289, 37436, 41855, 42020, 46795, 53270, 58597, 58828, 73535, 74578, 83710, 93590, 102949, 106540, 117194, 145351, 147070, 149156, 167420, 186445, 187180, 205898, 234388, 290702, 292985, 294140, 372890, 410179, 411796, 514745, 581404, 585970, 726755, 745780, 820358, 1017457, 1029490, 1171940, 1453510, 1598861, 1640716, 2034914, 2050895, 2058980, 2907020, 3197722, 4069828, 4101790, 5087285, 6395444, 7122199, 7994305, 8203580, 10174570, 11192027, 14244398, 15988610, 20349140, 22384054, 28488796, 31977220, 35610995, 44768108, 55960135, 71221990, 78344189, 111920270, 142443980, 156688378, 223840540, 313376756, 391720945, 783441890, 1566883780]

約数ペア:

[(1, 1566883780), (2, 783441890), (4, 391720945), (5, 313376756), (7, 223840540), (10, 156688378), (11, 142443980), (14, 111920270), (20, 78344189), (22, 71221990), (28, 55960135), (35, 44768108), (44, 35610995), (49, 31977220), (55, 28488796), (70, 22384054), (77, 20349140), (98, 15988610), (110, 14244398), (140, 11192027), (154, 10174570), (191, 8203580), (196, 7994305), (220, 7122199), (245, 6395444), (308, 5087285), (382, 4101790), (385, 4069828), (490, 3197722), (539, 2907020), (761, 2058980), (764, 2050895), (770, 2034914), (955, 1640716), (980, 1598861), (1078, 1453510), (1337, 1171940), (1522, 1029490), (1540, 1017457), (1910, 820358), (2101, 745780), (2156, 726755), (2674, 585970), (2695, 581404), (3044, 514745), (3805, 411796), (3820, 410179), (4202, 372890), (5327, 294140), (5348, 292985), (5390, 290702), (6685, 234388), (7610, 205898), (8371, 187180), (8404, 186445), (9359, 167420), (10505, 149156), (10654, 147070), (10780, 145351), (13370, 117194), (14707, 106540), (15220, 102949), (16742, 93590), (18718, 83710), (21010, 74578), (21308, 73535), (26635, 58828), (26740, 58597), (29414, 53270), (33484, 46795), (37289, 42020), (37436, 41855)]