240260020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1091}}^1$

素因数の和:1142

約数の個数: 144

約数和(自身を含む): 683190144

約数和(自身を除く): 442930124

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 121, 130, 140, 143, 154, 182, 220, 242, 260, 286, 308, 364, 385, 455, 484, 572, 605, 715, 770, 847, 910, 1001, 1091, 1210, 1430, 1540, 1573, 1694, 1820, 2002, 2182, 2420, 2860, 3146, 3388, 4004, 4235, 4364, 5005, 5455, 6292, 7637, 7865, 8470, 10010, 10910, 11011, 12001, 14183, 15274, 15730, 16940, 20020, 21820, 22022, 24002, 28366, 30548, 31460, 38185, 44044, 48004, 55055, 56732, 60005, 70915, 76370, 84007, 99281, 110110, 120010, 132011, 141830, 152740, 156013, 168014, 198562, 220220, 240020, 264022, 283660, 312026, 336028, 397124, 420035, 496405, 528044, 624052, 660055, 780065, 840070, 924077, 992810, 1092091, 1320110, 1560130, 1680140, 1716143, 1848154, 1985620, 2184182, 2640220, 3120260, 3432286, 3696308, 4368364, 4620385, 5460455, 6864572, 8580715, 9240770, 10920910, 12013001, 17161430, 18481540, 21841820, 24026002, 34322860, 48052004, 60065005, 120130010, 240260020]

約数ペア:

[(1, 240260020), (2, 120130010), (4, 60065005), (5, 48052004), (7, 34322860), (10, 24026002), (11, 21841820), (13, 18481540), (14, 17161430), (20, 12013001), (22, 10920910), (26, 9240770), (28, 8580715), (35, 6864572), (44, 5460455), (52, 4620385), (55, 4368364), (65, 3696308), (70, 3432286), (77, 3120260), (91, 2640220), (110, 2184182), (121, 1985620), (130, 1848154), (140, 1716143), (143, 1680140), (154, 1560130), (182, 1320110), (220, 1092091), (242, 992810), (260, 924077), (286, 840070), (308, 780065), (364, 660055), (385, 624052), (455, 528044), (484, 496405), (572, 420035), (605, 397124), (715, 336028), (770, 312026), (847, 283660), (910, 264022), (1001, 240020), (1091, 220220), (1210, 198562), (1430, 168014), (1540, 156013), (1573, 152740), (1694, 141830), (1820, 132011), (2002, 120010), (2182, 110110), (2420, 99281), (2860, 84007), (3146, 76370), (3388, 70915), (4004, 60005), (4235, 56732), (4364, 55055), (5005, 48004), (5455, 44044), (6292, 38185), (7637, 31460), (7865, 30548), (8470, 28366), (10010, 24002), (10910, 22022), (11011, 21820), (12001, 20020), (14183, 16940), (15274, 15730)]