171520440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 256

約数和(自身を含む): 643507200

約数和(自身を除く): 471986760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 113, 120, 130, 139, 140, 156, 168, 182, 195, 210, 226, 260, 273, 278, 280, 312, 339, 364, 390, 417, 420, 452, 455, 520, 546, 556, 565, 678, 695, 728, 780, 791, 834, 840, 904, 910, 973, 1092, 1112, 1130, 1356, 1365, 1390, 1469, 1560, 1582, 1668, 1695, 1807, 1820, 1946, 2085, 2184, 2260, 2373, 2712, 2730, 2780, 2919, 2938, 3164, 3336, 3390, 3614, 3640, 3892, 3955, 4170, 4407, 4520, 4746, 4865, 5421, 5460, 5560, 5838, 5876, 6328, 6780, 7228, 7345, 7784, 7910, 8340, 8814, 9035, 9492, 9730, 10283, 10842, 10920, 11676, 11752, 11865, 12649, 13560, 14456, 14595, 14690, 15707, 15820, 16680, 17628, 18070, 18984, 19460, 20566, 21684, 22035, 23352, 23730, 25298, 27105, 29190, 29380, 30849, 31414, 31640, 35256, 36140, 37947, 38920, 41132, 43368, 44070, 47121, 47460, 50596, 51415, 54210, 58380, 58760, 61698, 62828, 63245, 72280, 75894, 78535, 82264, 88140, 94242, 94920, 101192, 102830, 108420, 109949, 116760, 123396, 125656, 126490, 151788, 154245, 157070, 176280, 188484, 189735, 204191, 205660, 216840, 219898, 235605, 246792, 252980, 303576, 308490, 314140, 329847, 376968, 379470, 408382, 411320, 439796, 471210, 505960, 549745, 612573, 616980, 628280, 659694, 758940, 816764, 879592, 942420, 1020955, 1099490, 1225146, 1233960, 1319388, 1429337, 1517880, 1633528, 1649235, 1884840, 2041910, 2198980, 2450292, 2638776, 2858674, 3062865, 3298470, 4083820, 4288011, 4397960, 4900584, 5717348, 6125730, 6596940, 7146685, 8167640, 8576022, 11434696, 12251460, 13193880, 14293370, 17152044, 21440055, 24502920, 28586740, 34304088, 42880110, 57173480, 85760220, 171520440]

約数ペア:

[(1, 171520440), (2, 85760220), (3, 57173480), (4, 42880110), (5, 34304088), (6, 28586740), (7, 24502920), (8, 21440055), (10, 17152044), (12, 14293370), (13, 13193880), (14, 12251460), (15, 11434696), (20, 8576022), (21, 8167640), (24, 7146685), (26, 6596940), (28, 6125730), (30, 5717348), (35, 4900584), (39, 4397960), (40, 4288011), (42, 4083820), (52, 3298470), (56, 3062865), (60, 2858674), (65, 2638776), (70, 2450292), (78, 2198980), (84, 2041910), (91, 1884840), (104, 1649235), (105, 1633528), (113, 1517880), (120, 1429337), (130, 1319388), (139, 1233960), (140, 1225146), (156, 1099490), (168, 1020955), (182, 942420), (195, 879592), (210, 816764), (226, 758940), (260, 659694), (273, 628280), (278, 616980), (280, 612573), (312, 549745), (339, 505960), (364, 471210), (390, 439796), (417, 411320), (420, 408382), (452, 379470), (455, 376968), (520, 329847), (546, 314140), (556, 308490), (565, 303576), (678, 252980), (695, 246792), (728, 235605), (780, 219898), (791, 216840), (834, 205660), (840, 204191), (904, 189735), (910, 188484), (973, 176280), (1092, 157070), (1112, 154245), (1130, 151788), (1356, 126490), (1365, 125656), (1390, 123396), (1469, 116760), (1560, 109949), (1582, 108420), (1668, 102830), (1695, 101192), (1807, 94920), (1820, 94242), (1946, 88140), (2085, 82264), (2184, 78535), (2260, 75894), (2373, 72280), (2712, 63245), (2730, 62828), (2780, 61698), (2919, 58760), (2938, 58380), (3164, 54210), (3336, 51415), (3390, 50596), (3614, 47460), (3640, 47121), (3892, 44070), (3955, 43368), (4170, 41132), (4407, 38920), (4520, 37947), (4746, 36140), (4865, 35256), (5421, 31640), (5460, 31414), (5560, 30849), (5838, 29380), (5876, 29190), (6328, 27105), (6780, 25298), (7228, 23730), (7345, 23352), (7784, 22035), (7910, 21684), (8340, 20566), (8814, 19460), (9035, 18984), (9492, 18070), (9730, 17628), (10283, 16680), (10842, 15820), (10920, 15707), (11676, 14690), (11752, 14595), (11865, 14456), (12649, 13560)]