131399700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 399974400

約数和(自身を除く): 268574700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 71, 75, 93, 100, 124, 142, 150, 155, 186, 199, 213, 284, 300, 310, 355, 372, 398, 426, 465, 597, 620, 710, 775, 796, 852, 930, 995, 1065, 1194, 1420, 1550, 1775, 1860, 1990, 2130, 2201, 2325, 2388, 2985, 3100, 3550, 3980, 4260, 4402, 4650, 4975, 5325, 5970, 6169, 6603, 7100, 8804, 9300, 9950, 10650, 11005, 11940, 12338, 13206, 14129, 14925, 18507, 19900, 21300, 22010, 24676, 26412, 28258, 29850, 30845, 33015, 37014, 42387, 44020, 55025, 56516, 59700, 61690, 66030, 70645, 74028, 84774, 92535, 110050, 123380, 132060, 141290, 154225, 165075, 169548, 185070, 211935, 220100, 282580, 308450, 330150, 353225, 370140, 423870, 437999, 462675, 616900, 660300, 706450, 847740, 875998, 925350, 1059675, 1313997, 1412900, 1751996, 1850700, 2119350, 2189995, 2627994, 4238700, 4379990, 5255988, 6569985, 8759980, 10949975, 13139970, 21899950, 26279940, 32849925, 43799900, 65699850, 131399700]

約数ペア:

[(1, 131399700), (2, 65699850), (3, 43799900), (4, 32849925), (5, 26279940), (6, 21899950), (10, 13139970), (12, 10949975), (15, 8759980), (20, 6569985), (25, 5255988), (30, 4379990), (31, 4238700), (50, 2627994), (60, 2189995), (62, 2119350), (71, 1850700), (75, 1751996), (93, 1412900), (100, 1313997), (124, 1059675), (142, 925350), (150, 875998), (155, 847740), (186, 706450), (199, 660300), (213, 616900), (284, 462675), (300, 437999), (310, 423870), (355, 370140), (372, 353225), (398, 330150), (426, 308450), (465, 282580), (597, 220100), (620, 211935), (710, 185070), (775, 169548), (796, 165075), (852, 154225), (930, 141290), (995, 132060), (1065, 123380), (1194, 110050), (1420, 92535), (1550, 84774), (1775, 74028), (1860, 70645), (1990, 66030), (2130, 61690), (2201, 59700), (2325, 56516), (2388, 55025), (2985, 44020), (3100, 42387), (3550, 37014), (3980, 33015), (4260, 30845), (4402, 29850), (4650, 28258), (4975, 26412), (5325, 24676), (5970, 22010), (6169, 21300), (6603, 19900), (7100, 18507), (8804, 14925), (9300, 14129), (9950, 13206), (10650, 12338), (11005, 11940)]