39995172

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 122304000

約数和(自身を除く): 82308828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 49, 63, 79, 82, 84, 98, 123, 126, 147, 158, 164, 196, 237, 246, 252, 287, 294, 316, 343, 369, 441, 474, 492, 553, 574, 588, 686, 711, 738, 861, 882, 948, 1029, 1106, 1148, 1372, 1422, 1476, 1659, 1722, 1764, 2009, 2058, 2212, 2583, 2844, 3087, 3239, 3318, 3444, 3871, 4018, 4116, 4977, 5166, 6027, 6174, 6478, 6636, 7742, 8036, 9717, 9954, 10332, 11613, 12054, 12348, 12956, 14063, 15484, 18081, 19434, 19908, 22673, 23226, 24108, 27097, 28126, 29151, 34839, 36162, 38868, 42189, 45346, 46452, 54194, 56252, 58302, 68019, 69678, 72324, 81291, 84378, 90692, 108388, 116604, 126567, 136038, 139356, 158711, 162582, 168756, 204057, 243873, 253134, 272076, 317422, 325164, 408114, 476133, 487746, 506268, 634844, 816228, 952266, 975492, 1110977, 1428399, 1904532, 2221954, 2856798, 3332931, 4443908, 5713596, 6665862, 9998793, 13331724, 19997586, 39995172]

約数ペア:

[(1, 39995172), (2, 19997586), (3, 13331724), (4, 9998793), (6, 6665862), (7, 5713596), (9, 4443908), (12, 3332931), (14, 2856798), (18, 2221954), (21, 1904532), (28, 1428399), (36, 1110977), (41, 975492), (42, 952266), (49, 816228), (63, 634844), (79, 506268), (82, 487746), (84, 476133), (98, 408114), (123, 325164), (126, 317422), (147, 272076), (158, 253134), (164, 243873), (196, 204057), (237, 168756), (246, 162582), (252, 158711), (287, 139356), (294, 136038), (316, 126567), (343, 116604), (369, 108388), (441, 90692), (474, 84378), (492, 81291), (553, 72324), (574, 69678), (588, 68019), (686, 58302), (711, 56252), (738, 54194), (861, 46452), (882, 45346), (948, 42189), (1029, 38868), (1106, 36162), (1148, 34839), (1372, 29151), (1422, 28126), (1476, 27097), (1659, 24108), (1722, 23226), (1764, 22673), (2009, 19908), (2058, 19434), (2212, 18081), (2583, 15484), (2844, 14063), (3087, 12956), (3239, 12348), (3318, 12054), (3444, 11613), (3871, 10332), (4018, 9954), (4116, 9717), (4977, 8036), (5166, 7742), (6027, 6636), (6174, 6478)]