389302160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:281

約数の個数: 160

約数和(自身を含む): 1022767872

約数和(自身を除く): 633465712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 67, 74, 80, 104, 130, 134, 148, 151, 185, 208, 260, 268, 296, 302, 335, 370, 481, 520, 536, 592, 604, 670, 740, 755, 871, 962, 1040, 1072, 1208, 1340, 1480, 1510, 1742, 1924, 1963, 2405, 2416, 2479, 2680, 2960, 3020, 3484, 3848, 3926, 4355, 4810, 4958, 5360, 5587, 6040, 6968, 7696, 7852, 8710, 9620, 9815, 9916, 10117, 11174, 12080, 12395, 13936, 15704, 17420, 19240, 19630, 19832, 20234, 22348, 24790, 27935, 31408, 32227, 34840, 38480, 39260, 39664, 40468, 44696, 49580, 50585, 55870, 64454, 69680, 72631, 78520, 80936, 89392, 99160, 101170, 111740, 128908, 131521, 145262, 157040, 161135, 161872, 198320, 202340, 223480, 257816, 263042, 290524, 322270, 363155, 374329, 404680, 446960, 515632, 526084, 581048, 644540, 657605, 726310, 748658, 809360, 1052168, 1162096, 1289080, 1315210, 1452620, 1497316, 1871645, 2104336, 2578160, 2630420, 2905240, 2994632, 3743290, 4866277, 5260840, 5810480, 5989264, 7486580, 9732554, 10521680, 14973160, 19465108, 24331385, 29946320, 38930216, 48662770, 77860432, 97325540, 194651080, 389302160]

約数ペア:

[(1, 389302160), (2, 194651080), (4, 97325540), (5, 77860432), (8, 48662770), (10, 38930216), (13, 29946320), (16, 24331385), (20, 19465108), (26, 14973160), (37, 10521680), (40, 9732554), (52, 7486580), (65, 5989264), (67, 5810480), (74, 5260840), (80, 4866277), (104, 3743290), (130, 2994632), (134, 2905240), (148, 2630420), (151, 2578160), (185, 2104336), (208, 1871645), (260, 1497316), (268, 1452620), (296, 1315210), (302, 1289080), (335, 1162096), (370, 1052168), (481, 809360), (520, 748658), (536, 726310), (592, 657605), (604, 644540), (670, 581048), (740, 526084), (755, 515632), (871, 446960), (962, 404680), (1040, 374329), (1072, 363155), (1208, 322270), (1340, 290524), (1480, 263042), (1510, 257816), (1742, 223480), (1924, 202340), (1963, 198320), (2405, 161872), (2416, 161135), (2479, 157040), (2680, 145262), (2960, 131521), (3020, 128908), (3484, 111740), (3848, 101170), (3926, 99160), (4355, 89392), (4810, 80936), (4958, 78520), (5360, 72631), (5587, 69680), (6040, 64454), (6968, 55870), (7696, 50585), (7852, 49580), (8710, 44696), (9620, 40468), (9815, 39664), (9916, 39260), (10117, 38480), (11174, 34840), (12080, 32227), (12395, 31408), (13936, 27935), (15704, 24790), (17420, 22348), (19240, 20234), (19630, 19832)]