77458020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 238267008

約数和(自身を除く): 160808988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 37, 41, 46, 60, 69, 74, 82, 92, 111, 115, 123, 138, 148, 164, 185, 205, 222, 230, 246, 276, 345, 370, 410, 444, 460, 492, 555, 615, 690, 740, 820, 851, 943, 1110, 1230, 1369, 1380, 1517, 1702, 1886, 2220, 2460, 2553, 2738, 2829, 3034, 3404, 3772, 4107, 4255, 4551, 4715, 5106, 5476, 5658, 6068, 6845, 7585, 8214, 8510, 9102, 9430, 10212, 11316, 12765, 13690, 14145, 15170, 16428, 17020, 18204, 18860, 20535, 22755, 25530, 27380, 28290, 30340, 31487, 34891, 41070, 45510, 51060, 56129, 56580, 62974, 69782, 82140, 91020, 94461, 104673, 112258, 125948, 139564, 157435, 168387, 174455, 188922, 209346, 224516, 280645, 314870, 336774, 348910, 377844, 418692, 472305, 523365, 561290, 629740, 673548, 697820, 841935, 944610, 1046730, 1122580, 1290967, 1683870, 1889220, 2093460, 2581934, 3367740, 3872901, 5163868, 6454835, 7745802, 12909670, 15491604, 19364505, 25819340, 38729010, 77458020]

約数ペア:

[(1, 77458020), (2, 38729010), (3, 25819340), (4, 19364505), (5, 15491604), (6, 12909670), (10, 7745802), (12, 6454835), (15, 5163868), (20, 3872901), (23, 3367740), (30, 2581934), (37, 2093460), (41, 1889220), (46, 1683870), (60, 1290967), (69, 1122580), (74, 1046730), (82, 944610), (92, 841935), (111, 697820), (115, 673548), (123, 629740), (138, 561290), (148, 523365), (164, 472305), (185, 418692), (205, 377844), (222, 348910), (230, 336774), (246, 314870), (276, 280645), (345, 224516), (370, 209346), (410, 188922), (444, 174455), (460, 168387), (492, 157435), (555, 139564), (615, 125948), (690, 112258), (740, 104673), (820, 94461), (851, 91020), (943, 82140), (1110, 69782), (1230, 62974), (1369, 56580), (1380, 56129), (1517, 51060), (1702, 45510), (1886, 41070), (2220, 34891), (2460, 31487), (2553, 30340), (2738, 28290), (2829, 27380), (3034, 25530), (3404, 22755), (3772, 20535), (4107, 18860), (4255, 18204), (4551, 17020), (4715, 16428), (5106, 15170), (5476, 14145), (5658, 13690), (6068, 12765), (6845, 11316), (7585, 10212), (8214, 9430), (8510, 9102)]