1561984956

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{17}}^1\times {\mathrm{1063}}^1$

素因数の和:1118

約数の個数: 180

約数和(自身を含む): 4881672432

約数和(自身を除く): 3319687476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 49, 51, 63, 68, 84, 98, 102, 119, 126, 147, 153, 196, 204, 238, 252, 294, 306, 343, 357, 441, 476, 588, 612, 686, 714, 833, 882, 1029, 1063, 1071, 1372, 1428, 1666, 1764, 2058, 2126, 2142, 2401, 2499, 3087, 3189, 3332, 4116, 4252, 4284, 4802, 4998, 5831, 6174, 6378, 7203, 7441, 7497, 9567, 9604, 9996, 11662, 12348, 12756, 14406, 14882, 14994, 17493, 18071, 19134, 21609, 22323, 23324, 28812, 29764, 29988, 34986, 36142, 38268, 40817, 43218, 44646, 52087, 52479, 54213, 66969, 69972, 72284, 81634, 86436, 89292, 104174, 104958, 108426, 122451, 126497, 133938, 156261, 162639, 163268, 208348, 209916, 216852, 244902, 252994, 267876, 312522, 325278, 364609, 367353, 379491, 468783, 489804, 505988, 625044, 650556, 729218, 734706, 758982, 885479, 937566, 1093827, 1138473, 1458436, 1469412, 1517964, 1770958, 1875132, 2187654, 2276946, 2552263, 2656437, 3281481, 3541916, 4375308, 4553892, 5104526, 5312874, 6198353, 6562962, 7656789, 7969311, 10209052, 10625748, 12396706, 13125924, 15313578, 15938622, 18595059, 22970367, 24793412, 30627156, 31877244, 37190118, 43388471, 45940734, 55785177, 74380236, 86776942, 91881468, 111570354, 130165413, 173553884, 223140708, 260330826, 390496239, 520661652, 780992478, 1561984956]

約数ペア:

[(1, 1561984956), (2, 780992478), (3, 520661652), (4, 390496239), (6, 260330826), (7, 223140708), (9, 173553884), (12, 130165413), (14, 111570354), (17, 91881468), (18, 86776942), (21, 74380236), (28, 55785177), (34, 45940734), (36, 43388471), (42, 37190118), (49, 31877244), (51, 30627156), (63, 24793412), (68, 22970367), (84, 18595059), (98, 15938622), (102, 15313578), (119, 13125924), (126, 12396706), (147, 10625748), (153, 10209052), (196, 7969311), (204, 7656789), (238, 6562962), (252, 6198353), (294, 5312874), (306, 5104526), (343, 4553892), (357, 4375308), (441, 3541916), (476, 3281481), (588, 2656437), (612, 2552263), (686, 2276946), (714, 2187654), (833, 1875132), (882, 1770958), (1029, 1517964), (1063, 1469412), (1071, 1458436), (1372, 1138473), (1428, 1093827), (1666, 937566), (1764, 885479), (2058, 758982), (2126, 734706), (2142, 729218), (2401, 650556), (2499, 625044), (3087, 505988), (3189, 489804), (3332, 468783), (4116, 379491), (4252, 367353), (4284, 364609), (4802, 325278), (4998, 312522), (5831, 267876), (6174, 252994), (6378, 244902), (7203, 216852), (7441, 209916), (7497, 208348), (9567, 163268), (9604, 162639), (9996, 156261), (11662, 133938), (12348, 126497), (12756, 122451), (14406, 108426), (14882, 104958), (14994, 104174), (17493, 89292), (18071, 86436), (19134, 81634), (21609, 72284), (22323, 69972), (23324, 66969), (28812, 54213), (29764, 52479), (29988, 52087), (34986, 44646), (36142, 43218), (38268, 40817)]