640032372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{8273}}^1$

素因数の和:8597

約数の個数: 72

約数和(自身を含む): 1855229376

約数和(自身を除く): 1215197004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 307, 614, 921, 1228, 1842, 2149, 2763, 3684, 4298, 5526, 6447, 8273, 8596, 11052, 12894, 16546, 19341, 24819, 25788, 33092, 38682, 49638, 57911, 74457, 77364, 99276, 115822, 148914, 173733, 231644, 297828, 347466, 521199, 694932, 1042398, 2084796, 2539811, 5079622, 7619433, 10159244, 15238866, 17778677, 22858299, 30477732, 35557354, 45716598, 53336031, 71114708, 91433196, 106672062, 160008093, 213344124, 320016186, 640032372]

約数ペア:

[(1, 640032372), (2, 320016186), (3, 213344124), (4, 160008093), (6, 106672062), (7, 91433196), (9, 71114708), (12, 53336031), (14, 45716598), (18, 35557354), (21, 30477732), (28, 22858299), (36, 17778677), (42, 15238866), (63, 10159244), (84, 7619433), (126, 5079622), (252, 2539811), (307, 2084796), (614, 1042398), (921, 694932), (1228, 521199), (1842, 347466), (2149, 297828), (2763, 231644), (3684, 173733), (4298, 148914), (5526, 115822), (6447, 99276), (8273, 77364), (8596, 74457), (11052, 57911), (12894, 49638), (16546, 38682), (19341, 33092), (24819, 25788)]