90911920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 160

約数和(自身を含む): 250698240

約数和(自身を除く): 159786320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 59, 68, 80, 85, 88, 103, 110, 118, 136, 170, 176, 187, 206, 220, 236, 272, 295, 340, 374, 412, 440, 472, 515, 590, 649, 680, 748, 824, 880, 935, 944, 1003, 1030, 1133, 1180, 1298, 1360, 1496, 1648, 1751, 1870, 2006, 2060, 2266, 2360, 2596, 2992, 3245, 3502, 3740, 4012, 4120, 4532, 4720, 5015, 5192, 5665, 6077, 6490, 7004, 7480, 8024, 8240, 8755, 9064, 10030, 10384, 11033, 11330, 12154, 12980, 14008, 14960, 16048, 17510, 18128, 19261, 20060, 22066, 22660, 24308, 25960, 28016, 30385, 35020, 38522, 40120, 44132, 45320, 48616, 51920, 55165, 60770, 66847, 70040, 77044, 80240, 88264, 90640, 96305, 97232, 103309, 110330, 121540, 133694, 140080, 154088, 176528, 192610, 206618, 220660, 243080, 267388, 308176, 334235, 385220, 413236, 441320, 486160, 516545, 534776, 668470, 770440, 826472, 882640, 1033090, 1069552, 1136399, 1336940, 1540880, 1652944, 2066180, 2272798, 2673880, 4132360, 4545596, 5347760, 5681995, 8264720, 9091192, 11363990, 18182384, 22727980, 45455960, 90911920]

約数ペア:

[(1, 90911920), (2, 45455960), (4, 22727980), (5, 18182384), (8, 11363990), (10, 9091192), (11, 8264720), (16, 5681995), (17, 5347760), (20, 4545596), (22, 4132360), (34, 2673880), (40, 2272798), (44, 2066180), (55, 1652944), (59, 1540880), (68, 1336940), (80, 1136399), (85, 1069552), (88, 1033090), (103, 882640), (110, 826472), (118, 770440), (136, 668470), (170, 534776), (176, 516545), (187, 486160), (206, 441320), (220, 413236), (236, 385220), (272, 334235), (295, 308176), (340, 267388), (374, 243080), (412, 220660), (440, 206618), (472, 192610), (515, 176528), (590, 154088), (649, 140080), (680, 133694), (748, 121540), (824, 110330), (880, 103309), (935, 97232), (944, 96305), (1003, 90640), (1030, 88264), (1133, 80240), (1180, 77044), (1298, 70040), (1360, 66847), (1496, 60770), (1648, 55165), (1751, 51920), (1870, 48616), (2006, 45320), (2060, 44132), (2266, 40120), (2360, 38522), (2596, 35020), (2992, 30385), (3245, 28016), (3502, 25960), (3740, 24308), (4012, 22660), (4120, 22066), (4532, 20060), (4720, 19261), (5015, 18128), (5192, 17510), (5665, 16048), (6077, 14960), (6490, 14008), (7004, 12980), (7480, 12154), (8024, 11330), (8240, 11033), (8755, 10384), (9064, 10030)]