128039120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1753}}^1$

素因数の和:1860

約数の個数: 80

約数和(自身を含む): 328853952

約数和(自身を除く): 200814832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 415, 440, 664, 830, 880, 913, 1328, 1660, 1753, 1826, 3320, 3506, 3652, 4565, 6640, 7012, 7304, 8765, 9130, 14024, 14608, 17530, 18260, 19283, 28048, 35060, 36520, 38566, 70120, 73040, 77132, 96415, 140240, 145499, 154264, 192830, 290998, 308528, 385660, 581996, 727495, 771320, 1163992, 1454990, 1542640, 1600489, 2327984, 2909980, 3200978, 5819960, 6401956, 8002445, 11639920, 12803912, 16004890, 25607824, 32009780, 64019560, 128039120]

約数ペア:

[(1, 128039120), (2, 64019560), (4, 32009780), (5, 25607824), (8, 16004890), (10, 12803912), (11, 11639920), (16, 8002445), (20, 6401956), (22, 5819960), (40, 3200978), (44, 2909980), (55, 2327984), (80, 1600489), (83, 1542640), (88, 1454990), (110, 1163992), (166, 771320), (176, 727495), (220, 581996), (332, 385660), (415, 308528), (440, 290998), (664, 192830), (830, 154264), (880, 145499), (913, 140240), (1328, 96415), (1660, 77132), (1753, 73040), (1826, 70120), (3320, 38566), (3506, 36520), (3652, 35060), (4565, 28048), (6640, 19283), (7012, 18260), (7304, 17530), (8765, 14608), (9130, 14024)]