280382928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{20353}}^1$

素因数の和:20412

約数の個数: 80

約数和(自身を含む): 848029056

約数和(自身を除く): 567646128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1722, 1968, 2296, 3444, 4592, 6888, 13776, 20353, 40706, 61059, 81412, 122118, 142471, 162824, 244236, 284942, 325648, 427413, 488472, 569884, 834473, 854826, 976944, 1139768, 1668946, 1709652, 2279536, 2503419, 3337892, 3419304, 5006838, 5841311, 6675784, 6838608, 10013676, 11682622, 13351568, 17523933, 20027352, 23365244, 35047866, 40054704, 46730488, 70095732, 93460976, 140191464, 280382928]

約数ペア:

[(1, 280382928), (2, 140191464), (3, 93460976), (4, 70095732), (6, 46730488), (7, 40054704), (8, 35047866), (12, 23365244), (14, 20027352), (16, 17523933), (21, 13351568), (24, 11682622), (28, 10013676), (41, 6838608), (42, 6675784), (48, 5841311), (56, 5006838), (82, 3419304), (84, 3337892), (112, 2503419), (123, 2279536), (164, 1709652), (168, 1668946), (246, 1139768), (287, 976944), (328, 854826), (336, 834473), (492, 569884), (574, 488472), (656, 427413), (861, 325648), (984, 284942), (1148, 244236), (1722, 162824), (1968, 142471), (2296, 122118), (3444, 81412), (4592, 61059), (6888, 40706), (13776, 20353)]