90280680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3467}}^1$

素因数の和:3519

約数の個数: 128

約数和(自身を含む): 319610880

約数和(自身を除く): 229330200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3467, 3720, 4340, 5208, 6510, 6934, 8680, 10401, 13020, 13868, 17335, 20802, 24269, 26040, 27736, 34670, 41604, 48538, 52005, 69340, 72807, 83208, 97076, 104010, 107477, 121345, 138680, 145614, 194152, 208020, 214954, 242690, 291228, 322431, 364035, 416040, 429908, 485380, 537385, 582456, 644862, 728070, 752339, 859816, 970760, 1074770, 1289724, 1456140, 1504678, 1612155, 2149540, 2257017, 2579448, 2912280, 3009356, 3224310, 3761695, 4299080, 4514034, 6018712, 6448620, 7523390, 9028068, 11285085, 12897240, 15046780, 18056136, 22570170, 30093560, 45140340, 90280680]

約数ペア:

[(1, 90280680), (2, 45140340), (3, 30093560), (4, 22570170), (5, 18056136), (6, 15046780), (7, 12897240), (8, 11285085), (10, 9028068), (12, 7523390), (14, 6448620), (15, 6018712), (20, 4514034), (21, 4299080), (24, 3761695), (28, 3224310), (30, 3009356), (31, 2912280), (35, 2579448), (40, 2257017), (42, 2149540), (56, 1612155), (60, 1504678), (62, 1456140), (70, 1289724), (84, 1074770), (93, 970760), (105, 859816), (120, 752339), (124, 728070), (140, 644862), (155, 582456), (168, 537385), (186, 485380), (210, 429908), (217, 416040), (248, 364035), (280, 322431), (310, 291228), (372, 242690), (420, 214954), (434, 208020), (465, 194152), (620, 145614), (651, 138680), (744, 121345), (840, 107477), (868, 104010), (930, 97076), (1085, 83208), (1240, 72807), (1302, 69340), (1736, 52005), (1860, 48538), (2170, 41604), (2604, 34670), (3255, 27736), (3467, 26040), (3720, 24269), (4340, 20802), (5208, 17335), (6510, 13868), (6934, 13020), (8680, 10401)]