72453840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15889}}^1$

素因数の和:15924

約数の個数: 80

約数和(自身を含む): 236443200

約数和(自身を除く): 163989360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 15889, 31778, 47667, 63556, 79445, 95334, 127112, 158890, 190668, 238335, 254224, 301891, 317780, 381336, 476670, 603782, 635560, 762672, 905673, 953340, 1207564, 1271120, 1509455, 1811346, 1906680, 2415128, 3018910, 3622692, 3813360, 4528365, 4830256, 6037820, 7245384, 9056730, 12075640, 14490768, 18113460, 24151280, 36226920, 72453840]

約数ペア:

[(1, 72453840), (2, 36226920), (3, 24151280), (4, 18113460), (5, 14490768), (6, 12075640), (8, 9056730), (10, 7245384), (12, 6037820), (15, 4830256), (16, 4528365), (19, 3813360), (20, 3622692), (24, 3018910), (30, 2415128), (38, 1906680), (40, 1811346), (48, 1509455), (57, 1271120), (60, 1207564), (76, 953340), (80, 905673), (95, 762672), (114, 635560), (120, 603782), (152, 476670), (190, 381336), (228, 317780), (240, 301891), (285, 254224), (304, 238335), (380, 190668), (456, 158890), (570, 127112), (760, 95334), (912, 79445), (1140, 63556), (1520, 47667), (2280, 31778), (4560, 15889)]