290445912

素因数分解:

$2^3\times 3^4\times {\mathrm{439}}^1\times {\mathrm{1021}}^1$

素因数の和:1478

約数の個数: 80

約数和(自身を含む): 816169200

約数和(自身を除く): 525723288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 439, 648, 878, 1021, 1317, 1756, 2042, 2634, 3063, 3512, 3951, 4084, 5268, 6126, 7902, 8168, 9189, 10536, 11853, 12252, 15804, 18378, 23706, 24504, 27567, 31608, 35559, 36756, 47412, 55134, 71118, 73512, 82701, 94824, 110268, 142236, 165402, 220536, 284472, 330804, 448219, 661608, 896438, 1344657, 1792876, 2689314, 3585752, 4033971, 5378628, 8067942, 10757256, 12101913, 16135884, 24203826, 32271768, 36305739, 48407652, 72611478, 96815304, 145222956, 290445912]

約数ペア:

[(1, 290445912), (2, 145222956), (3, 96815304), (4, 72611478), (6, 48407652), (8, 36305739), (9, 32271768), (12, 24203826), (18, 16135884), (24, 12101913), (27, 10757256), (36, 8067942), (54, 5378628), (72, 4033971), (81, 3585752), (108, 2689314), (162, 1792876), (216, 1344657), (324, 896438), (439, 661608), (648, 448219), (878, 330804), (1021, 284472), (1317, 220536), (1756, 165402), (2042, 142236), (2634, 110268), (3063, 94824), (3512, 82701), (3951, 73512), (4084, 71118), (5268, 55134), (6126, 47412), (7902, 36756), (8168, 35559), (9189, 31608), (10536, 27567), (11853, 24504), (12252, 23706), (15804, 18378)]