76988380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 197084160

約数和(自身を除く): 120095780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 103, 133, 140, 190, 206, 266, 281, 380, 412, 515, 532, 562, 665, 721, 1030, 1124, 1330, 1405, 1442, 1957, 1967, 2060, 2660, 2810, 2884, 3605, 3914, 3934, 5339, 5620, 7210, 7828, 7868, 9785, 9835, 10678, 13699, 14420, 19570, 19670, 21356, 26695, 27398, 28943, 37373, 39140, 39340, 53390, 54796, 57886, 68495, 74746, 106780, 115772, 136990, 144715, 149492, 186865, 202601, 273980, 289430, 373730, 405202, 549917, 578860, 747460, 810404, 1013005, 1099834, 2026010, 2199668, 2749585, 3849419, 4052020, 5499170, 7698838, 10998340, 15397676, 19247095, 38494190, 76988380]

約数ペア:

[(1, 76988380), (2, 38494190), (4, 19247095), (5, 15397676), (7, 10998340), (10, 7698838), (14, 5499170), (19, 4052020), (20, 3849419), (28, 2749585), (35, 2199668), (38, 2026010), (70, 1099834), (76, 1013005), (95, 810404), (103, 747460), (133, 578860), (140, 549917), (190, 405202), (206, 373730), (266, 289430), (281, 273980), (380, 202601), (412, 186865), (515, 149492), (532, 144715), (562, 136990), (665, 115772), (721, 106780), (1030, 74746), (1124, 68495), (1330, 57886), (1405, 54796), (1442, 53390), (1957, 39340), (1967, 39140), (2060, 37373), (2660, 28943), (2810, 27398), (2884, 26695), (3605, 21356), (3914, 19670), (3934, 19570), (5339, 14420), (5620, 13699), (7210, 10678), (7828, 9835), (7868, 9785)]