39842460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:432

約数の個数: 144

約数和(自身を含む): 139915776

約数和(自身を除く): 100073316

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 180, 206, 210, 252, 307, 309, 315, 412, 420, 515, 614, 618, 630, 721, 921, 927, 1030, 1228, 1236, 1260, 1442, 1535, 1545, 1842, 1854, 2060, 2149, 2163, 2763, 2884, 3070, 3090, 3605, 3684, 3708, 4298, 4326, 4605, 4635, 5526, 6140, 6180, 6447, 6489, 7210, 8596, 8652, 9210, 9270, 10745, 10815, 11052, 12894, 12978, 13815, 14420, 18420, 18540, 19341, 21490, 21630, 25788, 25956, 27630, 31621, 32235, 32445, 38682, 42980, 43260, 55260, 63242, 64470, 64890, 77364, 94863, 96705, 126484, 128940, 129780, 158105, 189726, 193410, 221347, 284589, 316210, 379452, 386820, 442694, 474315, 569178, 632420, 664041, 885388, 948630, 1106735, 1138356, 1328082, 1422945, 1897260, 1992123, 2213470, 2656164, 2845890, 3320205, 3984246, 4426940, 5691780, 6640410, 7968492, 9960615, 13280820, 19921230, 39842460]

約数ペア:

[(1, 39842460), (2, 19921230), (3, 13280820), (4, 9960615), (5, 7968492), (6, 6640410), (7, 5691780), (9, 4426940), (10, 3984246), (12, 3320205), (14, 2845890), (15, 2656164), (18, 2213470), (20, 1992123), (21, 1897260), (28, 1422945), (30, 1328082), (35, 1138356), (36, 1106735), (42, 948630), (45, 885388), (60, 664041), (63, 632420), (70, 569178), (84, 474315), (90, 442694), (103, 386820), (105, 379452), (126, 316210), (140, 284589), (180, 221347), (206, 193410), (210, 189726), (252, 158105), (307, 129780), (309, 128940), (315, 126484), (412, 96705), (420, 94863), (515, 77364), (614, 64890), (618, 64470), (630, 63242), (721, 55260), (921, 43260), (927, 42980), (1030, 38682), (1228, 32445), (1236, 32235), (1260, 31621), (1442, 27630), (1535, 25956), (1545, 25788), (1842, 21630), (1854, 21490), (2060, 19341), (2149, 18540), (2163, 18420), (2763, 14420), (2884, 13815), (3070, 12978), (3090, 12894), (3605, 11052), (3684, 10815), (3708, 10745), (4298, 9270), (4326, 9210), (4605, 8652), (4635, 8596), (5526, 7210), (6140, 6489), (6180, 6447)]