15663502820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1\times {\mathrm{2399}}^1$

素因数の和:2877

約数の個数: 96

約数和(自身を含む): 37981440000

約数和(自身を除く): 22317937180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 313, 596, 626, 745, 1043, 1252, 1490, 1565, 2086, 2191, 2399, 2980, 3130, 4172, 4382, 4798, 5215, 6260, 8764, 9596, 10430, 10955, 11995, 16793, 20860, 21910, 23990, 33586, 43820, 46637, 47980, 67172, 83965, 93274, 167930, 186548, 233185, 326459, 335860, 357451, 466370, 652918, 714902, 750887, 932740, 1305836, 1429804, 1501774, 1632295, 1787255, 2502157, 3003548, 3264590, 3574510, 3754435, 5004314, 5256209, 6529180, 7149020, 7508870, 10008628, 10512418, 12510785, 15017740, 21024836, 25021570, 26281045, 50043140, 52562090, 105124180, 111882163, 223764326, 447528652, 559410815, 783175141, 1118821630, 1566350282, 2237643260, 3132700564, 3915875705, 7831751410, 15663502820]

約数ペア:

[(1, 15663502820), (2, 7831751410), (4, 3915875705), (5, 3132700564), (7, 2237643260), (10, 1566350282), (14, 1118821630), (20, 783175141), (28, 559410815), (35, 447528652), (70, 223764326), (140, 111882163), (149, 105124180), (298, 52562090), (313, 50043140), (596, 26281045), (626, 25021570), (745, 21024836), (1043, 15017740), (1252, 12510785), (1490, 10512418), (1565, 10008628), (2086, 7508870), (2191, 7149020), (2399, 6529180), (2980, 5256209), (3130, 5004314), (4172, 3754435), (4382, 3574510), (4798, 3264590), (5215, 3003548), (6260, 2502157), (8764, 1787255), (9596, 1632295), (10430, 1501774), (10955, 1429804), (11995, 1305836), (16793, 932740), (20860, 750887), (21910, 714902), (23990, 652918), (33586, 466370), (43820, 357451), (46637, 335860), (47980, 326459), (67172, 233185), (83965, 186548), (93274, 167930)]