290437668

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:302

約数の個数: 108

約数和(自身を含む): 778977108

約数和(自身を除く): 488539440

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 53, 58, 87, 106, 116, 159, 174, 181, 212, 261, 318, 348, 362, 477, 522, 543, 636, 724, 841, 954, 1044, 1086, 1537, 1629, 1682, 1908, 2172, 2523, 3074, 3258, 3364, 4611, 5046, 5249, 6148, 6516, 7569, 9222, 9593, 10092, 10498, 13833, 15138, 15747, 18444, 19186, 20996, 27666, 28779, 30276, 31494, 38372, 44573, 47241, 55332, 57558, 62988, 86337, 89146, 94482, 115116, 133719, 152221, 172674, 178292, 188964, 267438, 278197, 304442, 345348, 401157, 456663, 534876, 556394, 608884, 802314, 834591, 913326, 1112788, 1369989, 1604628, 1669182, 1826652, 2503773, 2739978, 3338364, 5007546, 5479956, 8067713, 10015092, 16135426, 24203139, 32270852, 48406278, 72609417, 96812556, 145218834, 290437668]

約数ペア:

[(1, 290437668), (2, 145218834), (3, 96812556), (4, 72609417), (6, 48406278), (9, 32270852), (12, 24203139), (18, 16135426), (29, 10015092), (36, 8067713), (53, 5479956), (58, 5007546), (87, 3338364), (106, 2739978), (116, 2503773), (159, 1826652), (174, 1669182), (181, 1604628), (212, 1369989), (261, 1112788), (318, 913326), (348, 834591), (362, 802314), (477, 608884), (522, 556394), (543, 534876), (636, 456663), (724, 401157), (841, 345348), (954, 304442), (1044, 278197), (1086, 267438), (1537, 188964), (1629, 178292), (1682, 172674), (1908, 152221), (2172, 133719), (2523, 115116), (3074, 94482), (3258, 89146), (3364, 86337), (4611, 62988), (5046, 57558), (5249, 55332), (6148, 47241), (6516, 44573), (7569, 38372), (9222, 31494), (9593, 30276), (10092, 28779), (10498, 27666), (13833, 20996), (15138, 19186), (15747, 18444)]