247619940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2097

約数の個数: 96

約数和(自身を含む): 726749184

約数和(自身を除く): 479129244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 67, 93, 124, 134, 155, 186, 201, 268, 310, 335, 372, 402, 465, 620, 670, 804, 930, 1005, 1340, 1860, 1987, 2010, 2077, 3974, 4020, 4154, 5961, 6231, 7948, 8308, 9935, 10385, 11922, 12462, 19870, 20770, 23844, 24924, 29805, 31155, 39740, 41540, 59610, 61597, 62310, 119220, 123194, 124620, 133129, 184791, 246388, 266258, 307985, 369582, 399387, 532516, 615970, 665645, 739164, 798774, 923955, 1231940, 1331290, 1597548, 1847910, 1996935, 2662580, 3695820, 3993870, 4126999, 7987740, 8253998, 12380997, 16507996, 20634995, 24761994, 41269990, 49523988, 61904985, 82539980, 123809970, 247619940]

約数ペア:

[(1, 247619940), (2, 123809970), (3, 82539980), (4, 61904985), (5, 49523988), (6, 41269990), (10, 24761994), (12, 20634995), (15, 16507996), (20, 12380997), (30, 8253998), (31, 7987740), (60, 4126999), (62, 3993870), (67, 3695820), (93, 2662580), (124, 1996935), (134, 1847910), (155, 1597548), (186, 1331290), (201, 1231940), (268, 923955), (310, 798774), (335, 739164), (372, 665645), (402, 615970), (465, 532516), (620, 399387), (670, 369582), (804, 307985), (930, 266258), (1005, 246388), (1340, 184791), (1860, 133129), (1987, 124620), (2010, 123194), (2077, 119220), (3974, 62310), (4020, 61597), (4154, 59610), (5961, 41540), (6231, 39740), (7948, 31155), (8308, 29805), (9935, 24924), (10385, 23844), (11922, 20770), (12462, 19870)]