157478140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 368492544

約数和(自身を除く): 211014404

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 67, 68, 85, 124, 134, 155, 170, 223, 268, 310, 335, 340, 446, 527, 620, 670, 892, 1054, 1115, 1139, 1340, 2077, 2108, 2230, 2278, 2635, 3791, 4154, 4460, 4556, 5270, 5695, 6913, 7582, 8308, 10385, 10540, 11390, 13826, 14941, 15164, 18955, 20770, 22780, 27652, 29882, 34565, 35309, 37910, 41540, 59764, 69130, 70618, 74705, 75820, 117521, 138260, 141236, 149410, 176545, 235042, 253997, 298820, 353090, 463171, 470084, 507994, 587605, 706180, 926342, 1015988, 1175210, 1269985, 1852684, 2315855, 2350420, 2539970, 4631710, 5079940, 7873907, 9263420, 15747814, 31495628, 39369535, 78739070, 157478140]

約数ペア:

[(1, 157478140), (2, 78739070), (4, 39369535), (5, 31495628), (10, 15747814), (17, 9263420), (20, 7873907), (31, 5079940), (34, 4631710), (62, 2539970), (67, 2350420), (68, 2315855), (85, 1852684), (124, 1269985), (134, 1175210), (155, 1015988), (170, 926342), (223, 706180), (268, 587605), (310, 507994), (335, 470084), (340, 463171), (446, 353090), (527, 298820), (620, 253997), (670, 235042), (892, 176545), (1054, 149410), (1115, 141236), (1139, 138260), (1340, 117521), (2077, 75820), (2108, 74705), (2230, 70618), (2278, 69130), (2635, 59764), (3791, 41540), (4154, 37910), (4460, 35309), (4556, 34565), (5270, 29882), (5695, 27652), (6913, 22780), (7582, 20770), (8308, 18955), (10385, 15164), (10540, 14941), (11390, 13826)]