1678780620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{25693}}^1$

素因数の和:25733

約数の個数: 144

約数和(自身を含む): 5741067360

約数和(自身を除く): 4062286740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 594, 605, 660, 726, 990, 1089, 1188, 1210, 1452, 1485, 1815, 1980, 2178, 2420, 2970, 3267, 3630, 4356, 5445, 5940, 6534, 7260, 10890, 13068, 16335, 21780, 25693, 32670, 51386, 65340, 77079, 102772, 128465, 154158, 231237, 256930, 282623, 308316, 385395, 462474, 513860, 565246, 693711, 770790, 847869, 924948, 1130492, 1156185, 1387422, 1413115, 1541580, 1695738, 2312370, 2543607, 2774844, 2826230, 3108853, 3391476, 3468555, 4239345, 4624740, 5087214, 5652460, 6217706, 6937110, 7630821, 8478690, 9326559, 10174428, 12435412, 12718035, 13874220, 15261642, 15544265, 16957380, 18653118, 25436070, 27979677, 30523284, 31088530, 37306236, 38154105, 46632795, 50872140, 55959354, 62177060, 76308210, 83939031, 93265590, 111918708, 139898385, 152616420, 167878062, 186531180, 279796770, 335756124, 419695155, 559593540, 839390310, 1678780620]

約数ペア:

[(1, 1678780620), (2, 839390310), (3, 559593540), (4, 419695155), (5, 335756124), (6, 279796770), (9, 186531180), (10, 167878062), (11, 152616420), (12, 139898385), (15, 111918708), (18, 93265590), (20, 83939031), (22, 76308210), (27, 62177060), (30, 55959354), (33, 50872140), (36, 46632795), (44, 38154105), (45, 37306236), (54, 31088530), (55, 30523284), (60, 27979677), (66, 25436070), (90, 18653118), (99, 16957380), (108, 15544265), (110, 15261642), (121, 13874220), (132, 12718035), (135, 12435412), (165, 10174428), (180, 9326559), (198, 8478690), (220, 7630821), (242, 6937110), (270, 6217706), (297, 5652460), (330, 5087214), (363, 4624740), (396, 4239345), (484, 3468555), (495, 3391476), (540, 3108853), (594, 2826230), (605, 2774844), (660, 2543607), (726, 2312370), (990, 1695738), (1089, 1541580), (1188, 1413115), (1210, 1387422), (1452, 1156185), (1485, 1130492), (1815, 924948), (1980, 847869), (2178, 770790), (2420, 693711), (2970, 565246), (3267, 513860), (3630, 462474), (4356, 385395), (5445, 308316), (5940, 282623), (6534, 256930), (7260, 231237), (10890, 154158), (13068, 128465), (16335, 102772), (21780, 77079), (25693, 65340), (32670, 51386)]