201855280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 551536128

約数和(自身を除く): 349680848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 103, 110, 131, 136, 170, 176, 187, 206, 220, 262, 272, 340, 374, 412, 440, 515, 524, 655, 680, 748, 824, 880, 935, 1030, 1048, 1133, 1310, 1360, 1441, 1496, 1648, 1751, 1870, 2060, 2096, 2227, 2266, 2620, 2882, 2992, 3502, 3740, 4120, 4454, 4532, 5240, 5665, 5764, 7004, 7205, 7480, 8240, 8755, 8908, 9064, 10480, 11135, 11330, 11528, 13493, 14008, 14410, 14960, 17510, 17816, 18128, 19261, 22270, 22660, 23056, 24497, 26986, 28016, 28820, 35020, 35632, 38522, 44540, 45320, 48994, 53972, 57640, 67465, 70040, 77044, 89080, 90640, 96305, 97988, 107944, 115280, 122485, 134930, 140080, 148423, 154088, 178160, 192610, 195976, 215888, 229381, 244970, 269860, 296846, 308176, 385220, 391952, 458762, 489940, 539720, 593692, 742115, 770440, 917524, 979880, 1079440, 1146905, 1187384, 1484230, 1540880, 1835048, 1959760, 2293810, 2374768, 2523191, 2968460, 3670096, 4587620, 5046382, 5936920, 9175240, 10092764, 11873840, 12615955, 18350480, 20185528, 25231910, 40371056, 50463820, 100927640, 201855280]

約数ペア:

[(1, 201855280), (2, 100927640), (4, 50463820), (5, 40371056), (8, 25231910), (10, 20185528), (11, 18350480), (16, 12615955), (17, 11873840), (20, 10092764), (22, 9175240), (34, 5936920), (40, 5046382), (44, 4587620), (55, 3670096), (68, 2968460), (80, 2523191), (85, 2374768), (88, 2293810), (103, 1959760), (110, 1835048), (131, 1540880), (136, 1484230), (170, 1187384), (176, 1146905), (187, 1079440), (206, 979880), (220, 917524), (262, 770440), (272, 742115), (340, 593692), (374, 539720), (412, 489940), (440, 458762), (515, 391952), (524, 385220), (655, 308176), (680, 296846), (748, 269860), (824, 244970), (880, 229381), (935, 215888), (1030, 195976), (1048, 192610), (1133, 178160), (1310, 154088), (1360, 148423), (1441, 140080), (1496, 134930), (1648, 122485), (1751, 115280), (1870, 107944), (2060, 97988), (2096, 96305), (2227, 90640), (2266, 89080), (2620, 77044), (2882, 70040), (2992, 67465), (3502, 57640), (3740, 53972), (4120, 48994), (4454, 45320), (4532, 44540), (5240, 38522), (5665, 35632), (5764, 35020), (7004, 28820), (7205, 28016), (7480, 26986), (8240, 24497), (8755, 23056), (8908, 22660), (9064, 22270), (10480, 19261), (11135, 18128), (11330, 17816), (11528, 17510), (13493, 14960), (14008, 14410)]