145125040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 357477120

約数和(自身を除く): 212352080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 307, 311, 380, 614, 622, 760, 1228, 1244, 1520, 1535, 1555, 2456, 2488, 3070, 3110, 4912, 4976, 5833, 5909, 6140, 6220, 11666, 11818, 12280, 12440, 23332, 23636, 24560, 24880, 29165, 29545, 46664, 47272, 58330, 59090, 93328, 94544, 95477, 116660, 118180, 190954, 233320, 236360, 381908, 466640, 472720, 477385, 763816, 954770, 1527632, 1814063, 1909540, 3628126, 3819080, 7256252, 7638160, 9070315, 14512504, 18140630, 29025008, 36281260, 72562520, 145125040]

約数ペア:

[(1, 145125040), (2, 72562520), (4, 36281260), (5, 29025008), (8, 18140630), (10, 14512504), (16, 9070315), (19, 7638160), (20, 7256252), (38, 3819080), (40, 3628126), (76, 1909540), (80, 1814063), (95, 1527632), (152, 954770), (190, 763816), (304, 477385), (307, 472720), (311, 466640), (380, 381908), (614, 236360), (622, 233320), (760, 190954), (1228, 118180), (1244, 116660), (1520, 95477), (1535, 94544), (1555, 93328), (2456, 59090), (2488, 58330), (3070, 47272), (3110, 46664), (4912, 29545), (4976, 29165), (5833, 24880), (5909, 24560), (6140, 23636), (6220, 23332), (11666, 12440), (11818, 12280)]