8081306520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{17783}}^1$

素因数の和:18345

約数の個数: 128

約数和(自身を含む): 27760112640

約数和(自身を除く): 19678806120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 541, 840, 1082, 1623, 2164, 2705, 3246, 3787, 4328, 5410, 6492, 7574, 8115, 10820, 11361, 12984, 15148, 16230, 17783, 18935, 21640, 22722, 30296, 32460, 35566, 37870, 45444, 53349, 56805, 64920, 71132, 75740, 88915, 90888, 106698, 113610, 124481, 142264, 151480, 177830, 213396, 227220, 248962, 266745, 355660, 373443, 426792, 454440, 497924, 533490, 622405, 711320, 746886, 995848, 1066980, 1244810, 1493772, 1867215, 2133960, 2489620, 2987544, 3734430, 4979240, 7468860, 9620603, 14937720, 19241206, 28861809, 38482412, 48103015, 57723618, 67344221, 76964824, 96206030, 115447236, 134688442, 144309045, 192412060, 202032663, 230894472, 269376884, 288618090, 336721105, 384824120, 404065326, 538753768, 577236180, 673442210, 808130652, 1010163315, 1154472360, 1346884420, 1616261304, 2020326630, 2693768840, 4040653260, 8081306520]

約数ペア:

[(1, 8081306520), (2, 4040653260), (3, 2693768840), (4, 2020326630), (5, 1616261304), (6, 1346884420), (7, 1154472360), (8, 1010163315), (10, 808130652), (12, 673442210), (14, 577236180), (15, 538753768), (20, 404065326), (21, 384824120), (24, 336721105), (28, 288618090), (30, 269376884), (35, 230894472), (40, 202032663), (42, 192412060), (56, 144309045), (60, 134688442), (70, 115447236), (84, 96206030), (105, 76964824), (120, 67344221), (140, 57723618), (168, 48103015), (210, 38482412), (280, 28861809), (420, 19241206), (541, 14937720), (840, 9620603), (1082, 7468860), (1623, 4979240), (2164, 3734430), (2705, 2987544), (3246, 2489620), (3787, 2133960), (4328, 1867215), (5410, 1493772), (6492, 1244810), (7574, 1066980), (8115, 995848), (10820, 746886), (11361, 711320), (12984, 622405), (15148, 533490), (16230, 497924), (17783, 454440), (18935, 426792), (21640, 373443), (22722, 355660), (30296, 266745), (32460, 248962), (35566, 227220), (37870, 213396), (45444, 177830), (53349, 151480), (56805, 142264), (64920, 124481), (71132, 113610), (75740, 106698), (88915, 90888)]