87947580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 301916160

約数和(自身を除く): 213968580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 103, 105, 107, 114, 133, 140, 190, 206, 210, 214, 228, 266, 285, 309, 321, 380, 399, 412, 420, 428, 515, 532, 535, 570, 618, 642, 665, 721, 749, 798, 1030, 1070, 1140, 1236, 1284, 1330, 1442, 1498, 1545, 1596, 1605, 1957, 1995, 2033, 2060, 2140, 2163, 2247, 2660, 2884, 2996, 3090, 3210, 3605, 3745, 3914, 3990, 4066, 4326, 4494, 5871, 6099, 6180, 6420, 7210, 7490, 7828, 7980, 8132, 8652, 8988, 9785, 10165, 10815, 11021, 11235, 11742, 12198, 13699, 14231, 14420, 14980, 19570, 20330, 21630, 22042, 22470, 23484, 24396, 27398, 28462, 29355, 30495, 33063, 39140, 40660, 41097, 42693, 43260, 44084, 44940, 54796, 55105, 56924, 58710, 60990, 66126, 68495, 71155, 77147, 82194, 85386, 110210, 117420, 121980, 132252, 136990, 142310, 154294, 164388, 165315, 170772, 205485, 209399, 213465, 220420, 231441, 273980, 284620, 308588, 330630, 385735, 410970, 418798, 426930, 462882, 628197, 661260, 771470, 821940, 837596, 853860, 925764, 1046995, 1157205, 1256394, 1465793, 1542940, 2093990, 2314410, 2512788, 2931586, 3140985, 4187980, 4397379, 4628820, 5863172, 6281970, 7328965, 8794758, 12563940, 14657930, 17589516, 21986895, 29315860, 43973790, 87947580]

約数ペア:

[(1, 87947580), (2, 43973790), (3, 29315860), (4, 21986895), (5, 17589516), (6, 14657930), (7, 12563940), (10, 8794758), (12, 7328965), (14, 6281970), (15, 5863172), (19, 4628820), (20, 4397379), (21, 4187980), (28, 3140985), (30, 2931586), (35, 2512788), (38, 2314410), (42, 2093990), (57, 1542940), (60, 1465793), (70, 1256394), (76, 1157205), (84, 1046995), (95, 925764), (103, 853860), (105, 837596), (107, 821940), (114, 771470), (133, 661260), (140, 628197), (190, 462882), (206, 426930), (210, 418798), (214, 410970), (228, 385735), (266, 330630), (285, 308588), (309, 284620), (321, 273980), (380, 231441), (399, 220420), (412, 213465), (420, 209399), (428, 205485), (515, 170772), (532, 165315), (535, 164388), (570, 154294), (618, 142310), (642, 136990), (665, 132252), (721, 121980), (749, 117420), (798, 110210), (1030, 85386), (1070, 82194), (1140, 77147), (1236, 71155), (1284, 68495), (1330, 66126), (1442, 60990), (1498, 58710), (1545, 56924), (1596, 55105), (1605, 54796), (1957, 44940), (1995, 44084), (2033, 43260), (2060, 42693), (2140, 41097), (2163, 40660), (2247, 39140), (2660, 33063), (2884, 30495), (2996, 29355), (3090, 28462), (3210, 27398), (3605, 24396), (3745, 23484), (3914, 22470), (3990, 22042), (4066, 21630), (4326, 20330), (4494, 19570), (5871, 14980), (6099, 14420), (6180, 14231), (6420, 13699), (7210, 12198), (7490, 11742), (7828, 11235), (7980, 11021), (8132, 10815), (8652, 10165), (8988, 9785)]