258589040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1777}}^1$

素因数の和:1914

約数の個数: 80

約数和(自身を含む): 642896352

約数和(自身を除く): 384307312

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 107, 136, 170, 214, 272, 340, 428, 535, 680, 856, 1070, 1360, 1712, 1777, 1819, 2140, 3554, 3638, 4280, 7108, 7276, 8560, 8885, 9095, 14216, 14552, 17770, 18190, 28432, 29104, 30209, 35540, 36380, 60418, 71080, 72760, 120836, 142160, 145520, 151045, 190139, 241672, 302090, 380278, 483344, 604180, 760556, 950695, 1208360, 1521112, 1901390, 2416720, 3042224, 3232363, 3802780, 6464726, 7605560, 12929452, 15211120, 16161815, 25858904, 32323630, 51717808, 64647260, 129294520, 258589040]

約数ペア:

[(1, 258589040), (2, 129294520), (4, 64647260), (5, 51717808), (8, 32323630), (10, 25858904), (16, 16161815), (17, 15211120), (20, 12929452), (34, 7605560), (40, 6464726), (68, 3802780), (80, 3232363), (85, 3042224), (107, 2416720), (136, 1901390), (170, 1521112), (214, 1208360), (272, 950695), (340, 760556), (428, 604180), (535, 483344), (680, 380278), (856, 302090), (1070, 241672), (1360, 190139), (1712, 151045), (1777, 145520), (1819, 142160), (2140, 120836), (3554, 72760), (3638, 71080), (4280, 60418), (7108, 36380), (7276, 35540), (8560, 30209), (8885, 29104), (9095, 28432), (14216, 18190), (14552, 17770)]