303901360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{821}}^1$

素因数の和:1502

約数の個数: 80

約数和(自身を含む): 809716032

約数和(自身を除く): 505814672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 661, 821, 1322, 1642, 2644, 3284, 3305, 4105, 4627, 5288, 5747, 6568, 6610, 8210, 9254, 10576, 11494, 13136, 13220, 16420, 18508, 22988, 23135, 26440, 28735, 32840, 37016, 45976, 46270, 52880, 57470, 65680, 74032, 91952, 92540, 114940, 185080, 229880, 370160, 459760, 542681, 1085362, 2170724, 2713405, 3798767, 4341448, 5426810, 7597534, 8682896, 10853620, 15195068, 18993835, 21707240, 30390136, 37987670, 43414480, 60780272, 75975340, 151950680, 303901360]

約数ペア:

[(1, 303901360), (2, 151950680), (4, 75975340), (5, 60780272), (7, 43414480), (8, 37987670), (10, 30390136), (14, 21707240), (16, 18993835), (20, 15195068), (28, 10853620), (35, 8682896), (40, 7597534), (56, 5426810), (70, 4341448), (80, 3798767), (112, 2713405), (140, 2170724), (280, 1085362), (560, 542681), (661, 459760), (821, 370160), (1322, 229880), (1642, 185080), (2644, 114940), (3284, 92540), (3305, 91952), (4105, 74032), (4627, 65680), (5288, 57470), (5747, 52880), (6568, 46270), (6610, 45976), (8210, 37016), (9254, 32840), (10576, 28735), (11494, 26440), (13136, 23135), (13220, 22988), (16420, 18508)]