299685320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 764225280

約数和(自身を除く): 464539960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 71, 88, 106, 110, 142, 181, 212, 220, 265, 284, 355, 362, 424, 440, 530, 568, 583, 710, 724, 781, 905, 1060, 1166, 1420, 1448, 1562, 1810, 1991, 2120, 2332, 2840, 2915, 3124, 3620, 3763, 3905, 3982, 4664, 5830, 6248, 7240, 7526, 7810, 7964, 9593, 9955, 11660, 12851, 15052, 15620, 15928, 18815, 19186, 19910, 23320, 25702, 30104, 31240, 37630, 38372, 39820, 41393, 47965, 51404, 64255, 75260, 76744, 79640, 82786, 95930, 102808, 105523, 128510, 141361, 150520, 165572, 191860, 206965, 211046, 257020, 282722, 331144, 383720, 413930, 422092, 514040, 527615, 565444, 681103, 706805, 827860, 844184, 1055230, 1130888, 1362206, 1413610, 1655720, 2110460, 2724412, 2827220, 3405515, 4220920, 5448824, 5654440, 6811030, 7492133, 13622060, 14984266, 27244120, 29968532, 37460665, 59937064, 74921330, 149842660, 299685320]

約数ペア:

[(1, 299685320), (2, 149842660), (4, 74921330), (5, 59937064), (8, 37460665), (10, 29968532), (11, 27244120), (20, 14984266), (22, 13622060), (40, 7492133), (44, 6811030), (53, 5654440), (55, 5448824), (71, 4220920), (88, 3405515), (106, 2827220), (110, 2724412), (142, 2110460), (181, 1655720), (212, 1413610), (220, 1362206), (265, 1130888), (284, 1055230), (355, 844184), (362, 827860), (424, 706805), (440, 681103), (530, 565444), (568, 527615), (583, 514040), (710, 422092), (724, 413930), (781, 383720), (905, 331144), (1060, 282722), (1166, 257020), (1420, 211046), (1448, 206965), (1562, 191860), (1810, 165572), (1991, 150520), (2120, 141361), (2332, 128510), (2840, 105523), (2915, 102808), (3124, 95930), (3620, 82786), (3763, 79640), (3905, 76744), (3982, 75260), (4664, 64255), (5830, 51404), (6248, 47965), (7240, 41393), (7526, 39820), (7810, 38372), (7964, 37630), (9593, 31240), (9955, 30104), (11660, 25702), (12851, 23320), (15052, 19910), (15620, 19186), (15928, 18815)]