81380208

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:663

約数の個数: 160

約数和(自身を含む): 267538432

約数和(自身を除く): 186158224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 52, 56, 62, 78, 84, 91, 93, 104, 112, 124, 156, 168, 182, 186, 208, 217, 248, 273, 312, 336, 364, 372, 403, 434, 496, 546, 601, 624, 651, 728, 744, 806, 868, 1092, 1202, 1209, 1302, 1456, 1488, 1612, 1736, 1803, 2184, 2404, 2418, 2604, 2821, 3224, 3472, 3606, 4207, 4368, 4808, 4836, 5208, 5642, 6448, 7212, 7813, 8414, 8463, 9616, 9672, 10416, 11284, 12621, 14424, 15626, 16828, 16926, 18631, 19344, 22568, 23439, 25242, 28848, 31252, 33656, 33852, 37262, 45136, 46878, 50484, 54691, 55893, 62504, 67312, 67704, 74524, 93756, 100968, 109382, 111786, 125008, 130417, 135408, 149048, 164073, 187512, 201936, 218764, 223572, 242203, 260834, 298096, 328146, 375024, 391251, 437528, 447144, 484406, 521668, 656292, 726609, 782502, 875056, 894288, 968812, 1043336, 1312584, 1453218, 1565004, 1695421, 1937624, 2086672, 2625168, 2906436, 3130008, 3390842, 3875248, 5086263, 5812872, 6260016, 6781684, 10172526, 11625744, 13563368, 20345052, 27126736, 40690104, 81380208]

約数ペア:

[(1, 81380208), (2, 40690104), (3, 27126736), (4, 20345052), (6, 13563368), (7, 11625744), (8, 10172526), (12, 6781684), (13, 6260016), (14, 5812872), (16, 5086263), (21, 3875248), (24, 3390842), (26, 3130008), (28, 2906436), (31, 2625168), (39, 2086672), (42, 1937624), (48, 1695421), (52, 1565004), (56, 1453218), (62, 1312584), (78, 1043336), (84, 968812), (91, 894288), (93, 875056), (104, 782502), (112, 726609), (124, 656292), (156, 521668), (168, 484406), (182, 447144), (186, 437528), (208, 391251), (217, 375024), (248, 328146), (273, 298096), (312, 260834), (336, 242203), (364, 223572), (372, 218764), (403, 201936), (434, 187512), (496, 164073), (546, 149048), (601, 135408), (624, 130417), (651, 125008), (728, 111786), (744, 109382), (806, 100968), (868, 93756), (1092, 74524), (1202, 67704), (1209, 67312), (1302, 62504), (1456, 55893), (1488, 54691), (1612, 50484), (1736, 46878), (1803, 45136), (2184, 37262), (2404, 33852), (2418, 33656), (2604, 31252), (2821, 28848), (3224, 25242), (3472, 23439), (3606, 22568), (4207, 19344), (4368, 18631), (4808, 16926), (4836, 16828), (5208, 15626), (5642, 14424), (6448, 12621), (7212, 11284), (7813, 10416), (8414, 9672), (8463, 9616)]