520016940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2273}}^1$

素因数の和:2360

約数の個数: 144

約数和(自身を含む): 1668715776

約数和(自身を除く): 1148698836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 41, 45, 60, 62, 82, 90, 93, 123, 124, 155, 164, 180, 186, 205, 246, 279, 310, 369, 372, 410, 465, 492, 558, 615, 620, 738, 820, 930, 1116, 1230, 1271, 1395, 1476, 1845, 1860, 2273, 2460, 2542, 2790, 3690, 3813, 4546, 5084, 5580, 6355, 6819, 7380, 7626, 9092, 11365, 11439, 12710, 13638, 15252, 19065, 20457, 22730, 22878, 25420, 27276, 34095, 38130, 40914, 45460, 45756, 57195, 68190, 70463, 76260, 81828, 93193, 102285, 114390, 136380, 140926, 186386, 204570, 211389, 228780, 279579, 281852, 352315, 372772, 409140, 422778, 465965, 559158, 634167, 704630, 838737, 845556, 931930, 1056945, 1118316, 1268334, 1397895, 1409260, 1677474, 1863860, 2113890, 2536668, 2795790, 2888983, 3170835, 3354948, 4193685, 4227780, 5591580, 5777966, 6341670, 8387370, 8666949, 11555932, 12683340, 14444915, 16774740, 17333898, 26000847, 28889830, 34667796, 43334745, 52001694, 57779660, 86669490, 104003388, 130004235, 173338980, 260008470, 520016940]

約数ペア:

[(1, 520016940), (2, 260008470), (3, 173338980), (4, 130004235), (5, 104003388), (6, 86669490), (9, 57779660), (10, 52001694), (12, 43334745), (15, 34667796), (18, 28889830), (20, 26000847), (30, 17333898), (31, 16774740), (36, 14444915), (41, 12683340), (45, 11555932), (60, 8666949), (62, 8387370), (82, 6341670), (90, 5777966), (93, 5591580), (123, 4227780), (124, 4193685), (155, 3354948), (164, 3170835), (180, 2888983), (186, 2795790), (205, 2536668), (246, 2113890), (279, 1863860), (310, 1677474), (369, 1409260), (372, 1397895), (410, 1268334), (465, 1118316), (492, 1056945), (558, 931930), (615, 845556), (620, 838737), (738, 704630), (820, 634167), (930, 559158), (1116, 465965), (1230, 422778), (1271, 409140), (1395, 372772), (1476, 352315), (1845, 281852), (1860, 279579), (2273, 228780), (2460, 211389), (2542, 204570), (2790, 186386), (3690, 140926), (3813, 136380), (4546, 114390), (5084, 102285), (5580, 93193), (6355, 81828), (6819, 76260), (7380, 70463), (7626, 68190), (9092, 57195), (11365, 45756), (11439, 45460), (12710, 40914), (13638, 38130), (15252, 34095), (19065, 27276), (20457, 25420), (22730, 22878)]