90231444

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2417}}^1$

素因数の和:2505

約数の個数: 72

約数和(自身を含む): 245562408

約数和(自身を除く): 155330964

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 61, 68, 102, 122, 153, 183, 204, 244, 306, 366, 549, 612, 732, 1037, 1098, 2074, 2196, 2417, 3111, 4148, 4834, 6222, 7251, 9333, 9668, 12444, 14502, 18666, 21753, 29004, 37332, 41089, 43506, 82178, 87012, 123267, 147437, 164356, 246534, 294874, 369801, 442311, 493068, 589748, 739602, 884622, 1326933, 1479204, 1769244, 2506429, 2653866, 5012858, 5307732, 7519287, 10025716, 15038574, 22557861, 30077148, 45115722, 90231444]

約数ペア:

[(1, 90231444), (2, 45115722), (3, 30077148), (4, 22557861), (6, 15038574), (9, 10025716), (12, 7519287), (17, 5307732), (18, 5012858), (34, 2653866), (36, 2506429), (51, 1769244), (61, 1479204), (68, 1326933), (102, 884622), (122, 739602), (153, 589748), (183, 493068), (204, 442311), (244, 369801), (306, 294874), (366, 246534), (549, 164356), (612, 147437), (732, 123267), (1037, 87012), (1098, 82178), (2074, 43506), (2196, 41089), (2417, 37332), (3111, 29004), (4148, 21753), (4834, 18666), (6222, 14502), (7251, 12444), (9333, 9668)]