1491466440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{5581}}^1$

素因数の和:5743

約数の個数: 128

約数和(自身を含む): 4774619520

約数和(自身を除く): 3283153080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 131, 136, 170, 204, 255, 262, 340, 393, 408, 510, 524, 655, 680, 786, 1020, 1048, 1310, 1572, 1965, 2040, 2227, 2620, 3144, 3930, 4454, 5240, 5581, 6681, 7860, 8908, 11135, 11162, 13362, 15720, 16743, 17816, 22270, 22324, 26724, 27905, 33405, 33486, 44540, 44648, 53448, 55810, 66810, 66972, 83715, 89080, 94877, 111620, 133620, 133944, 167430, 189754, 223240, 267240, 284631, 334860, 379508, 474385, 569262, 669720, 731111, 759016, 948770, 1138524, 1423155, 1462222, 1897540, 2193333, 2277048, 2846310, 2924444, 3655555, 3795080, 4386666, 5692620, 5848888, 7311110, 8773332, 10966665, 11385240, 12428887, 14622220, 17546664, 21933330, 24857774, 29244440, 37286661, 43866660, 49715548, 62144435, 74573322, 87733320, 99431096, 124288870, 149146644, 186433305, 248577740, 298293288, 372866610, 497155480, 745733220, 1491466440]

約数ペア:

[(1, 1491466440), (2, 745733220), (3, 497155480), (4, 372866610), (5, 298293288), (6, 248577740), (8, 186433305), (10, 149146644), (12, 124288870), (15, 99431096), (17, 87733320), (20, 74573322), (24, 62144435), (30, 49715548), (34, 43866660), (40, 37286661), (51, 29244440), (60, 24857774), (68, 21933330), (85, 17546664), (102, 14622220), (120, 12428887), (131, 11385240), (136, 10966665), (170, 8773332), (204, 7311110), (255, 5848888), (262, 5692620), (340, 4386666), (393, 3795080), (408, 3655555), (510, 2924444), (524, 2846310), (655, 2277048), (680, 2193333), (786, 1897540), (1020, 1462222), (1048, 1423155), (1310, 1138524), (1572, 948770), (1965, 759016), (2040, 731111), (2227, 669720), (2620, 569262), (3144, 474385), (3930, 379508), (4454, 334860), (5240, 284631), (5581, 267240), (6681, 223240), (7860, 189754), (8908, 167430), (11135, 133944), (11162, 133620), (13362, 111620), (15720, 94877), (16743, 89080), (17816, 83715), (22270, 66972), (22324, 66810), (26724, 55810), (27905, 53448), (33405, 44648), (33486, 44540)]