378859960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2917}}^1$

素因数の和:3136

約数の個数: 64

約数和(自身を含む): 907614720

約数和(自身を除く): 528754760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 191, 340, 382, 680, 764, 955, 1528, 1910, 2917, 3247, 3820, 5834, 6494, 7640, 11668, 12988, 14585, 16235, 23336, 25976, 29170, 32470, 49589, 58340, 64940, 99178, 116680, 129880, 198356, 247945, 396712, 495890, 557147, 991780, 1114294, 1983560, 2228588, 2785735, 4457176, 5571470, 9471499, 11142940, 18942998, 22285880, 37885996, 47357495, 75771992, 94714990, 189429980, 378859960]

約数ペア:

[(1, 378859960), (2, 189429980), (4, 94714990), (5, 75771992), (8, 47357495), (10, 37885996), (17, 22285880), (20, 18942998), (34, 11142940), (40, 9471499), (68, 5571470), (85, 4457176), (136, 2785735), (170, 2228588), (191, 1983560), (340, 1114294), (382, 991780), (680, 557147), (764, 495890), (955, 396712), (1528, 247945), (1910, 198356), (2917, 129880), (3247, 116680), (3820, 99178), (5834, 64940), (6494, 58340), (7640, 49589), (11668, 32470), (12988, 29170), (14585, 25976), (16235, 23336)]