1640332728

素因数分解:

$2^3\times 3^3\times {\mathrm{331}}^1\times {\mathrm{22943}}^1$

素因数の和:23289

約数の個数: 64

約数和(自身を含む): 4570444800

約数和(自身を除く): 2930112072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 331, 662, 993, 1324, 1986, 2648, 2979, 3972, 5958, 7944, 8937, 11916, 17874, 22943, 23832, 35748, 45886, 68829, 71496, 91772, 137658, 183544, 206487, 275316, 412974, 550632, 619461, 825948, 1238922, 1651896, 2477844, 4955688, 7594133, 15188266, 22782399, 30376532, 45564798, 60753064, 68347197, 91129596, 136694394, 182259192, 205041591, 273388788, 410083182, 546777576, 820166364, 1640332728]

約数ペア:

[(1, 1640332728), (2, 820166364), (3, 546777576), (4, 410083182), (6, 273388788), (8, 205041591), (9, 182259192), (12, 136694394), (18, 91129596), (24, 68347197), (27, 60753064), (36, 45564798), (54, 30376532), (72, 22782399), (108, 15188266), (216, 7594133), (331, 4955688), (662, 2477844), (993, 1651896), (1324, 1238922), (1986, 825948), (2648, 619461), (2979, 550632), (3972, 412974), (5958, 275316), (7944, 206487), (8937, 183544), (11916, 137658), (17874, 91772), (22943, 71496), (23832, 68829), (35748, 45886)]