123740280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20219}}^1$

素因数の和:20253

約数の個数: 96

約数和(自身を含む): 425833200

約数和(自身を除く): 302092920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 20219, 40438, 60657, 80876, 101095, 121314, 161752, 181971, 202190, 242628, 303285, 343723, 363942, 404380, 485256, 606570, 687446, 727884, 808760, 909855, 1031169, 1213140, 1374892, 1455768, 1718615, 1819710, 2062338, 2426280, 2749784, 3093507, 3437230, 3639420, 4124676, 5155845, 6187014, 6874460, 7278840, 8249352, 10311690, 12374028, 13748920, 15467535, 20623380, 24748056, 30935070, 41246760, 61870140, 123740280]

約数ペア:

[(1, 123740280), (2, 61870140), (3, 41246760), (4, 30935070), (5, 24748056), (6, 20623380), (8, 15467535), (9, 13748920), (10, 12374028), (12, 10311690), (15, 8249352), (17, 7278840), (18, 6874460), (20, 6187014), (24, 5155845), (30, 4124676), (34, 3639420), (36, 3437230), (40, 3093507), (45, 2749784), (51, 2426280), (60, 2062338), (68, 1819710), (72, 1718615), (85, 1455768), (90, 1374892), (102, 1213140), (120, 1031169), (136, 909855), (153, 808760), (170, 727884), (180, 687446), (204, 606570), (255, 485256), (306, 404380), (340, 363942), (360, 343723), (408, 303285), (510, 242628), (612, 202190), (680, 181971), (765, 161752), (1020, 121314), (1224, 101095), (1530, 80876), (2040, 60657), (3060, 40438), (6120, 20219)]