77996040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 242352000

約数和(自身を除く): 164355960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 89, 109, 120, 134, 178, 201, 218, 267, 268, 327, 335, 356, 402, 436, 445, 534, 536, 545, 654, 670, 712, 804, 872, 890, 1005, 1068, 1090, 1308, 1335, 1340, 1608, 1635, 1780, 2010, 2136, 2180, 2616, 2670, 2680, 3270, 3560, 4020, 4360, 5340, 5963, 6540, 7303, 8040, 9701, 10680, 11926, 13080, 14606, 17889, 19402, 21909, 23852, 29103, 29212, 29815, 35778, 36515, 38804, 43818, 47704, 48505, 58206, 58424, 59630, 71556, 73030, 77608, 87636, 89445, 97010, 109545, 116412, 119260, 143112, 145515, 146060, 175272, 178890, 194020, 219090, 232824, 238520, 291030, 292120, 357780, 388040, 438180, 582060, 649967, 715560, 876360, 1164120, 1299934, 1949901, 2599868, 3249835, 3899802, 5199736, 6499670, 7799604, 9749505, 12999340, 15599208, 19499010, 25998680, 38998020, 77996040]

約数ペア:

[(1, 77996040), (2, 38998020), (3, 25998680), (4, 19499010), (5, 15599208), (6, 12999340), (8, 9749505), (10, 7799604), (12, 6499670), (15, 5199736), (20, 3899802), (24, 3249835), (30, 2599868), (40, 1949901), (60, 1299934), (67, 1164120), (89, 876360), (109, 715560), (120, 649967), (134, 582060), (178, 438180), (201, 388040), (218, 357780), (267, 292120), (268, 291030), (327, 238520), (335, 232824), (356, 219090), (402, 194020), (436, 178890), (445, 175272), (534, 146060), (536, 145515), (545, 143112), (654, 119260), (670, 116412), (712, 109545), (804, 97010), (872, 89445), (890, 87636), (1005, 77608), (1068, 73030), (1090, 71556), (1308, 59630), (1335, 58424), (1340, 58206), (1608, 48505), (1635, 47704), (1780, 43818), (2010, 38804), (2136, 36515), (2180, 35778), (2616, 29815), (2670, 29212), (2680, 29103), (3270, 23852), (3560, 21909), (4020, 19402), (4360, 17889), (5340, 14606), (5963, 13080), (6540, 11926), (7303, 10680), (8040, 9701)]