71573160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 225244800

約数和(自身を除く): 153671640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 131, 145, 157, 174, 232, 262, 290, 314, 348, 393, 435, 471, 524, 580, 628, 655, 696, 785, 786, 870, 942, 1048, 1160, 1256, 1310, 1570, 1572, 1740, 1884, 1965, 2355, 2620, 3140, 3144, 3480, 3768, 3799, 3930, 4553, 4710, 5240, 6280, 7598, 7860, 9106, 9420, 11397, 13659, 15196, 15720, 18212, 18840, 18995, 20567, 22765, 22794, 27318, 30392, 36424, 37990, 41134, 45530, 45588, 54636, 56985, 61701, 68295, 75980, 82268, 91060, 91176, 102835, 109272, 113970, 123402, 136590, 151960, 164536, 182120, 205670, 227940, 246804, 273180, 308505, 411340, 455880, 493608, 546360, 596443, 617010, 822680, 1192886, 1234020, 1789329, 2385772, 2468040, 2982215, 3578658, 4771544, 5964430, 7157316, 8946645, 11928860, 14314632, 17893290, 23857720, 35786580, 71573160]

約数ペア:

[(1, 71573160), (2, 35786580), (3, 23857720), (4, 17893290), (5, 14314632), (6, 11928860), (8, 8946645), (10, 7157316), (12, 5964430), (15, 4771544), (20, 3578658), (24, 2982215), (29, 2468040), (30, 2385772), (40, 1789329), (58, 1234020), (60, 1192886), (87, 822680), (116, 617010), (120, 596443), (131, 546360), (145, 493608), (157, 455880), (174, 411340), (232, 308505), (262, 273180), (290, 246804), (314, 227940), (348, 205670), (393, 182120), (435, 164536), (471, 151960), (524, 136590), (580, 123402), (628, 113970), (655, 109272), (696, 102835), (785, 91176), (786, 91060), (870, 82268), (942, 75980), (1048, 68295), (1160, 61701), (1256, 56985), (1310, 54636), (1570, 45588), (1572, 45530), (1740, 41134), (1884, 37990), (1965, 36424), (2355, 30392), (2620, 27318), (3140, 22794), (3144, 22765), (3480, 20567), (3768, 18995), (3799, 18840), (3930, 18212), (4553, 15720), (4710, 15196), (5240, 13659), (6280, 11397), (7598, 9420), (7860, 9106)]