17780880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 61246080

約数和(自身を除く): 43465200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 104, 120, 123, 130, 139, 156, 164, 195, 205, 208, 240, 246, 260, 278, 312, 328, 390, 410, 417, 492, 520, 533, 556, 615, 624, 656, 695, 780, 820, 834, 984, 1040, 1066, 1112, 1230, 1390, 1560, 1599, 1640, 1668, 1807, 1968, 2085, 2132, 2224, 2460, 2665, 2780, 3120, 3198, 3280, 3336, 3614, 4170, 4264, 4920, 5330, 5421, 5560, 5699, 6396, 6672, 7228, 7995, 8340, 8528, 9035, 9840, 10660, 10842, 11120, 11398, 12792, 14456, 15990, 16680, 17097, 18070, 21320, 21684, 22796, 25584, 27105, 28495, 28912, 31980, 33360, 34194, 36140, 42640, 43368, 45592, 54210, 56990, 63960, 68388, 72280, 74087, 85485, 86736, 91184, 108420, 113980, 127920, 136776, 144560, 148174, 170970, 216840, 222261, 227960, 273552, 296348, 341940, 370435, 433680, 444522, 455920, 592696, 683880, 740870, 889044, 1111305, 1185392, 1367760, 1481740, 1778088, 2222610, 2963480, 3556176, 4445220, 5926960, 8890440, 17780880]

約数ペア:

[(1, 17780880), (2, 8890440), (3, 5926960), (4, 4445220), (5, 3556176), (6, 2963480), (8, 2222610), (10, 1778088), (12, 1481740), (13, 1367760), (15, 1185392), (16, 1111305), (20, 889044), (24, 740870), (26, 683880), (30, 592696), (39, 455920), (40, 444522), (41, 433680), (48, 370435), (52, 341940), (60, 296348), (65, 273552), (78, 227960), (80, 222261), (82, 216840), (104, 170970), (120, 148174), (123, 144560), (130, 136776), (139, 127920), (156, 113980), (164, 108420), (195, 91184), (205, 86736), (208, 85485), (240, 74087), (246, 72280), (260, 68388), (278, 63960), (312, 56990), (328, 54210), (390, 45592), (410, 43368), (417, 42640), (492, 36140), (520, 34194), (533, 33360), (556, 31980), (615, 28912), (624, 28495), (656, 27105), (695, 25584), (780, 22796), (820, 21684), (834, 21320), (984, 18070), (1040, 17097), (1066, 16680), (1112, 15990), (1230, 14456), (1390, 12792), (1560, 11398), (1599, 11120), (1640, 10842), (1668, 10660), (1807, 9840), (1968, 9035), (2085, 8528), (2132, 8340), (2224, 7995), (2460, 7228), (2665, 6672), (2780, 6396), (3120, 5699), (3198, 5560), (3280, 5421), (3336, 5330), (3614, 4920), (4170, 4264)]