86191160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 223948800

約数和(自身を除く): 137757640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 71, 88, 89, 110, 124, 142, 155, 178, 220, 248, 284, 310, 341, 355, 356, 440, 445, 568, 620, 682, 710, 712, 781, 890, 979, 1240, 1364, 1420, 1562, 1705, 1780, 1958, 2201, 2728, 2759, 2840, 3124, 3410, 3560, 3905, 3916, 4402, 4895, 5518, 6248, 6319, 6820, 7810, 7832, 8804, 9790, 11005, 11036, 12638, 13640, 13795, 15620, 17608, 19580, 22010, 22072, 24211, 25276, 27590, 30349, 31240, 31595, 39160, 44020, 48422, 50552, 55180, 60698, 63190, 69509, 88040, 96844, 110360, 121055, 121396, 126380, 139018, 151745, 193688, 195889, 242110, 242792, 252760, 278036, 303490, 347545, 391778, 484220, 556072, 606980, 695090, 783556, 968440, 979445, 1213960, 1390180, 1567112, 1958890, 2154779, 2780360, 3917780, 4309558, 7835560, 8619116, 10773895, 17238232, 21547790, 43095580, 86191160]

約数ペア:

[(1, 86191160), (2, 43095580), (4, 21547790), (5, 17238232), (8, 10773895), (10, 8619116), (11, 7835560), (20, 4309558), (22, 3917780), (31, 2780360), (40, 2154779), (44, 1958890), (55, 1567112), (62, 1390180), (71, 1213960), (88, 979445), (89, 968440), (110, 783556), (124, 695090), (142, 606980), (155, 556072), (178, 484220), (220, 391778), (248, 347545), (284, 303490), (310, 278036), (341, 252760), (355, 242792), (356, 242110), (440, 195889), (445, 193688), (568, 151745), (620, 139018), (682, 126380), (710, 121396), (712, 121055), (781, 110360), (890, 96844), (979, 88040), (1240, 69509), (1364, 63190), (1420, 60698), (1562, 55180), (1705, 50552), (1780, 48422), (1958, 44020), (2201, 39160), (2728, 31595), (2759, 31240), (2840, 30349), (3124, 27590), (3410, 25276), (3560, 24211), (3905, 22072), (3916, 22010), (4402, 19580), (4895, 17608), (5518, 15620), (6248, 13795), (6319, 13640), (6820, 12638), (7810, 11036), (7832, 11005), (8804, 9790)]