47997320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 133747200

約数和(自身を除く): 85749880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 92, 115, 116, 140, 145, 161, 184, 203, 230, 232, 257, 280, 290, 322, 406, 460, 514, 580, 644, 667, 805, 812, 920, 1015, 1028, 1160, 1285, 1288, 1334, 1610, 1624, 1799, 2030, 2056, 2570, 2668, 3220, 3335, 3598, 4060, 4669, 5140, 5336, 5911, 6440, 6670, 7196, 7453, 8120, 8995, 9338, 10280, 11822, 13340, 14392, 14906, 17990, 18676, 23345, 23644, 26680, 29555, 29812, 35980, 37265, 37352, 41377, 46690, 47288, 52171, 59110, 59624, 71960, 74530, 82754, 93380, 104342, 118220, 149060, 165508, 171419, 186760, 206885, 208684, 236440, 260855, 298120, 331016, 342838, 413770, 417368, 521710, 685676, 827540, 857095, 1043420, 1199933, 1371352, 1655080, 1714190, 2086840, 2399866, 3428380, 4799732, 5999665, 6856760, 9599464, 11999330, 23998660, 47997320]

約数ペア:

[(1, 47997320), (2, 23998660), (4, 11999330), (5, 9599464), (7, 6856760), (8, 5999665), (10, 4799732), (14, 3428380), (20, 2399866), (23, 2086840), (28, 1714190), (29, 1655080), (35, 1371352), (40, 1199933), (46, 1043420), (56, 857095), (58, 827540), (70, 685676), (92, 521710), (115, 417368), (116, 413770), (140, 342838), (145, 331016), (161, 298120), (184, 260855), (203, 236440), (230, 208684), (232, 206885), (257, 186760), (280, 171419), (290, 165508), (322, 149060), (406, 118220), (460, 104342), (514, 93380), (580, 82754), (644, 74530), (667, 71960), (805, 59624), (812, 59110), (920, 52171), (1015, 47288), (1028, 46690), (1160, 41377), (1285, 37352), (1288, 37265), (1334, 35980), (1610, 29812), (1624, 29555), (1799, 26680), (2030, 23644), (2056, 23345), (2570, 18676), (2668, 17990), (3220, 14906), (3335, 14392), (3598, 13340), (4060, 11822), (4669, 10280), (5140, 9338), (5336, 8995), (5911, 8120), (6440, 7453), (6670, 7196)]