90789720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3727}}^1$

素因数の和:3777

約数の個数: 128

約数和(自身を含む): 322099200

約数和(自身を除く): 231309480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1624, 1740, 2030, 2436, 3045, 3480, 3727, 4060, 4872, 6090, 7454, 8120, 11181, 12180, 14908, 18635, 22362, 24360, 26089, 29816, 37270, 44724, 52178, 55905, 74540, 78267, 89448, 104356, 108083, 111810, 130445, 149080, 156534, 208712, 216166, 223620, 260890, 313068, 324249, 391335, 432332, 447240, 521780, 540415, 626136, 648498, 756581, 782670, 864664, 1043560, 1080830, 1296996, 1513162, 1565340, 1621245, 2161660, 2269743, 2593992, 3026324, 3130680, 3242490, 3782905, 4323320, 4539486, 6052648, 6484980, 7565810, 9078972, 11348715, 12969960, 15131620, 18157944, 22697430, 30263240, 45394860, 90789720]

約数ペア:

[(1, 90789720), (2, 45394860), (3, 30263240), (4, 22697430), (5, 18157944), (6, 15131620), (7, 12969960), (8, 11348715), (10, 9078972), (12, 7565810), (14, 6484980), (15, 6052648), (20, 4539486), (21, 4323320), (24, 3782905), (28, 3242490), (29, 3130680), (30, 3026324), (35, 2593992), (40, 2269743), (42, 2161660), (56, 1621245), (58, 1565340), (60, 1513162), (70, 1296996), (84, 1080830), (87, 1043560), (105, 864664), (116, 782670), (120, 756581), (140, 648498), (145, 626136), (168, 540415), (174, 521780), (203, 447240), (210, 432332), (232, 391335), (280, 324249), (290, 313068), (348, 260890), (406, 223620), (420, 216166), (435, 208712), (580, 156534), (609, 149080), (696, 130445), (812, 111810), (840, 108083), (870, 104356), (1015, 89448), (1160, 78267), (1218, 74540), (1624, 55905), (1740, 52178), (2030, 44724), (2436, 37270), (3045, 29816), (3480, 26089), (3727, 24360), (4060, 22362), (4872, 18635), (6090, 14908), (7454, 12180), (8120, 11181)]