89223840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61961}}^1$

素因数の和:61982

約数の個数: 72

約数和(自身を含む): 304481268

約数和(自身を除く): 215257428

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 61961, 123922, 185883, 247844, 309805, 371766, 495688, 557649, 619610, 743532, 929415, 991376, 1115298, 1239220, 1487064, 1858830, 1982752, 2230596, 2478440, 2788245, 2974128, 3717660, 4461192, 4956880, 5576490, 5948256, 7435320, 8922384, 9913760, 11152980, 14870640, 17844768, 22305960, 29741280, 44611920, 89223840]

約数ペア:

[(1, 89223840), (2, 44611920), (3, 29741280), (4, 22305960), (5, 17844768), (6, 14870640), (8, 11152980), (9, 9913760), (10, 8922384), (12, 7435320), (15, 5948256), (16, 5576490), (18, 4956880), (20, 4461192), (24, 3717660), (30, 2974128), (32, 2788245), (36, 2478440), (40, 2230596), (45, 1982752), (48, 1858830), (60, 1487064), (72, 1239220), (80, 1115298), (90, 991376), (96, 929415), (120, 743532), (144, 619610), (160, 557649), (180, 495688), (240, 371766), (288, 309805), (360, 247844), (480, 185883), (720, 123922), (1440, 61961)]