127999920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2213}}^1$

素因数の和:2470

約数の個数: 80

約数和(自身を含む): 398626272

約数和(自身を除く): 270626352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 241, 482, 723, 964, 1205, 1446, 1928, 2213, 2410, 2892, 3615, 3856, 4426, 4820, 5784, 6639, 7230, 8852, 9640, 11065, 11568, 13278, 14460, 17704, 19280, 22130, 26556, 28920, 33195, 35408, 44260, 53112, 57840, 66390, 88520, 106224, 132780, 177040, 265560, 531120, 533333, 1066666, 1599999, 2133332, 2666665, 3199998, 4266664, 5333330, 6399996, 7999995, 8533328, 10666660, 12799992, 15999990, 21333320, 25599984, 31999980, 42666640, 63999960, 127999920]

約数ペア:

[(1, 127999920), (2, 63999960), (3, 42666640), (4, 31999980), (5, 25599984), (6, 21333320), (8, 15999990), (10, 12799992), (12, 10666660), (15, 8533328), (16, 7999995), (20, 6399996), (24, 5333330), (30, 4266664), (40, 3199998), (48, 2666665), (60, 2133332), (80, 1599999), (120, 1066666), (240, 533333), (241, 531120), (482, 265560), (723, 177040), (964, 132780), (1205, 106224), (1446, 88520), (1928, 66390), (2213, 57840), (2410, 53112), (2892, 44260), (3615, 35408), (3856, 33195), (4426, 28920), (4820, 26556), (5784, 22130), (6639, 19280), (7230, 17704), (8852, 14460), (9640, 13278), (11065, 11568)]