72619240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{397}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 174085200

約数和(自身を除く): 101465960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 269, 340, 397, 538, 680, 794, 1076, 1345, 1588, 1985, 2152, 2690, 3176, 3970, 4573, 5380, 6749, 7940, 9146, 10760, 13498, 15880, 18292, 22865, 26996, 33745, 36584, 45730, 53992, 67490, 91460, 106793, 134980, 182920, 213586, 269960, 427172, 533965, 854344, 1067930, 1815481, 2135860, 3630962, 4271720, 7261924, 9077405, 14523848, 18154810, 36309620, 72619240]

約数ペア:

[(1, 72619240), (2, 36309620), (4, 18154810), (5, 14523848), (8, 9077405), (10, 7261924), (17, 4271720), (20, 3630962), (34, 2135860), (40, 1815481), (68, 1067930), (85, 854344), (136, 533965), (170, 427172), (269, 269960), (340, 213586), (397, 182920), (538, 134980), (680, 106793), (794, 91460), (1076, 67490), (1345, 53992), (1588, 45730), (1985, 36584), (2152, 33745), (2690, 26996), (3176, 22865), (3970, 18292), (4573, 15880), (5380, 13498), (6749, 10760), (7940, 9146)]