491695920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{8431}}^1$

素因数の和:8462

約数の個数: 140

約数和(自身を含む): 1714208736

約数和(自身を除く): 1222512816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 8431, 9720, 11664, 14580, 16862, 19440, 25293, 29160, 33724, 42155, 50586, 58320, 67448, 75879, 84310, 101172, 126465, 134896, 151758, 168620, 202344, 227637, 252930, 303516, 337240, 379395, 404688, 455274, 505860, 607032, 674480, 682911, 758790, 910548, 1011720, 1138185, 1214064, 1365822, 1517580, 1821096, 2023440, 2048733, 2276370, 2731644, 3035160, 3414555, 3642192, 4097466, 4552740, 5463288, 6070320, 6146199, 6829110, 8194932, 9105480, 10243665, 10926576, 12292398, 13658220, 16389864, 18210960, 20487330, 24584796, 27316440, 30730995, 32779728, 40974660, 49169592, 54632880, 61461990, 81949320, 98339184, 122923980, 163898640, 245847960, 491695920]

約数ペア:

[(1, 491695920), (2, 245847960), (3, 163898640), (4, 122923980), (5, 98339184), (6, 81949320), (8, 61461990), (9, 54632880), (10, 49169592), (12, 40974660), (15, 32779728), (16, 30730995), (18, 27316440), (20, 24584796), (24, 20487330), (27, 18210960), (30, 16389864), (36, 13658220), (40, 12292398), (45, 10926576), (48, 10243665), (54, 9105480), (60, 8194932), (72, 6829110), (80, 6146199), (81, 6070320), (90, 5463288), (108, 4552740), (120, 4097466), (135, 3642192), (144, 3414555), (162, 3035160), (180, 2731644), (216, 2276370), (240, 2048733), (243, 2023440), (270, 1821096), (324, 1517580), (360, 1365822), (405, 1214064), (432, 1138185), (486, 1011720), (540, 910548), (648, 758790), (720, 682911), (729, 674480), (810, 607032), (972, 505860), (1080, 455274), (1215, 404688), (1296, 379395), (1458, 337240), (1620, 303516), (1944, 252930), (2160, 227637), (2430, 202344), (2916, 168620), (3240, 151758), (3645, 134896), (3888, 126465), (4860, 101172), (5832, 84310), (6480, 75879), (7290, 67448), (8431, 58320), (9720, 50586), (11664, 42155), (14580, 33724), (16862, 29160), (19440, 25293)]