138367216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 309355200

約数和(自身を除く): 170987984

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 109, 136, 208, 218, 221, 272, 359, 436, 442, 718, 872, 884, 1417, 1436, 1744, 1768, 1853, 2834, 2872, 3536, 3706, 4667, 5668, 5744, 6103, 7412, 9334, 11336, 12206, 14824, 18668, 22672, 24089, 24412, 29648, 37336, 39131, 48178, 48824, 74672, 78262, 79339, 96356, 97648, 156524, 158678, 192712, 313048, 317356, 385424, 508703, 626096, 634712, 665227, 1017406, 1269424, 1330454, 2034812, 2660908, 4069624, 5321816, 8139248, 8647951, 10643632, 17295902, 34591804, 69183608, 138367216]

約数ペア:

[(1, 138367216), (2, 69183608), (4, 34591804), (8, 17295902), (13, 10643632), (16, 8647951), (17, 8139248), (26, 5321816), (34, 4069624), (52, 2660908), (68, 2034812), (104, 1330454), (109, 1269424), (136, 1017406), (208, 665227), (218, 634712), (221, 626096), (272, 508703), (359, 385424), (436, 317356), (442, 313048), (718, 192712), (872, 158678), (884, 156524), (1417, 97648), (1436, 96356), (1744, 79339), (1768, 78262), (1853, 74672), (2834, 48824), (2872, 48178), (3536, 39131), (3706, 37336), (4667, 29648), (5668, 24412), (5744, 24089), (6103, 22672), (7412, 18668), (9334, 14824), (11336, 12206)]