218213600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:349

約数の個数: 144

約数和(自身を含む): 588618576

約数和(自身を除く): 370404976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 137, 160, 176, 181, 200, 220, 274, 275, 352, 362, 400, 440, 548, 550, 685, 724, 800, 880, 905, 1096, 1100, 1370, 1448, 1507, 1760, 1810, 1991, 2192, 2200, 2740, 2896, 3014, 3425, 3620, 3982, 4384, 4400, 4525, 5480, 5792, 6028, 6850, 7240, 7535, 7964, 8800, 9050, 9955, 10960, 12056, 13700, 14480, 15070, 15928, 18100, 19910, 21920, 24112, 24797, 27400, 28960, 30140, 31856, 36200, 37675, 39820, 48224, 49594, 49775, 54800, 60280, 63712, 72400, 75350, 79640, 99188, 99550, 109600, 120560, 123985, 144800, 150700, 159280, 198376, 199100, 241120, 247970, 272767, 301400, 318560, 396752, 398200, 495940, 545534, 602800, 619925, 793504, 796400, 991880, 1091068, 1205600, 1239850, 1363835, 1592800, 1983760, 2182136, 2479700, 2727670, 3967520, 4364272, 4959400, 5455340, 6819175, 8728544, 9918800, 10910680, 13638350, 19837600, 21821360, 27276700, 43642720, 54553400, 109106800, 218213600]

約数ペア:

[(1, 218213600), (2, 109106800), (4, 54553400), (5, 43642720), (8, 27276700), (10, 21821360), (11, 19837600), (16, 13638350), (20, 10910680), (22, 9918800), (25, 8728544), (32, 6819175), (40, 5455340), (44, 4959400), (50, 4364272), (55, 3967520), (80, 2727670), (88, 2479700), (100, 2182136), (110, 1983760), (137, 1592800), (160, 1363835), (176, 1239850), (181, 1205600), (200, 1091068), (220, 991880), (274, 796400), (275, 793504), (352, 619925), (362, 602800), (400, 545534), (440, 495940), (548, 398200), (550, 396752), (685, 318560), (724, 301400), (800, 272767), (880, 247970), (905, 241120), (1096, 199100), (1100, 198376), (1370, 159280), (1448, 150700), (1507, 144800), (1760, 123985), (1810, 120560), (1991, 109600), (2192, 99550), (2200, 99188), (2740, 79640), (2896, 75350), (3014, 72400), (3425, 63712), (3620, 60280), (3982, 54800), (4384, 49775), (4400, 49594), (4525, 48224), (5480, 39820), (5792, 37675), (6028, 36200), (6850, 31856), (7240, 30140), (7535, 28960), (7964, 27400), (8800, 24797), (9050, 24112), (9955, 21920), (10960, 19910), (12056, 18100), (13700, 15928), (14480, 15070)]