31402080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{2423}}^1$

素因数の和:2450

約数の個数: 120

約数和(自身を含む): 110868912

約数和(自身を除く): 79466832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2423, 2592, 3240, 4320, 4846, 6480, 7269, 9692, 12115, 12960, 14538, 19384, 21807, 24230, 29076, 36345, 38768, 43614, 48460, 58152, 65421, 72690, 77536, 87228, 96920, 109035, 116304, 130842, 145380, 174456, 193840, 196263, 218070, 232608, 261684, 290760, 327105, 348912, 387680, 392526, 436140, 523368, 581520, 654210, 697824, 785052, 872280, 981315, 1046736, 1163040, 1308420, 1570104, 1744560, 1962630, 2093472, 2616840, 3140208, 3489120, 3925260, 5233680, 6280416, 7850520, 10467360, 15701040, 31402080]

約数ペア:

[(1, 31402080), (2, 15701040), (3, 10467360), (4, 7850520), (5, 6280416), (6, 5233680), (8, 3925260), (9, 3489120), (10, 3140208), (12, 2616840), (15, 2093472), (16, 1962630), (18, 1744560), (20, 1570104), (24, 1308420), (27, 1163040), (30, 1046736), (32, 981315), (36, 872280), (40, 785052), (45, 697824), (48, 654210), (54, 581520), (60, 523368), (72, 436140), (80, 392526), (81, 387680), (90, 348912), (96, 327105), (108, 290760), (120, 261684), (135, 232608), (144, 218070), (160, 196263), (162, 193840), (180, 174456), (216, 145380), (240, 130842), (270, 116304), (288, 109035), (324, 96920), (360, 87228), (405, 77536), (432, 72690), (480, 65421), (540, 58152), (648, 48460), (720, 43614), (810, 38768), (864, 36345), (1080, 29076), (1296, 24230), (1440, 21807), (1620, 19384), (2160, 14538), (2423, 12960), (2592, 12115), (3240, 9692), (4320, 7269), (4846, 6480)]