72562520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 172972800

約数和(自身を除く): 100410280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 307, 311, 380, 614, 622, 760, 1228, 1244, 1535, 1555, 2456, 2488, 3070, 3110, 5833, 5909, 6140, 6220, 11666, 11818, 12280, 12440, 23332, 23636, 29165, 29545, 46664, 47272, 58330, 59090, 95477, 116660, 118180, 190954, 233320, 236360, 381908, 477385, 763816, 954770, 1814063, 1909540, 3628126, 3819080, 7256252, 9070315, 14512504, 18140630, 36281260, 72562520]

約数ペア:

[(1, 72562520), (2, 36281260), (4, 18140630), (5, 14512504), (8, 9070315), (10, 7256252), (19, 3819080), (20, 3628126), (38, 1909540), (40, 1814063), (76, 954770), (95, 763816), (152, 477385), (190, 381908), (307, 236360), (311, 233320), (380, 190954), (614, 118180), (622, 116660), (760, 95477), (1228, 59090), (1244, 58330), (1535, 47272), (1555, 46664), (2456, 29545), (2488, 29165), (3070, 23636), (3110, 23332), (5833, 12440), (5909, 12280), (6140, 11818), (6220, 11666)]