80951220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1567}}^1$

素因数の和:1630

約数の個数: 144

約数和(自身を含む): 287659008

約数和(自身を除く): 206707788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 1148, 1230, 1260, 1435, 1476, 1567, 1722, 1845, 2460, 2583, 2870, 3134, 3444, 3690, 4305, 4701, 5166, 5740, 6268, 7380, 7835, 8610, 9402, 10332, 10969, 12915, 14103, 15670, 17220, 18804, 21938, 23505, 25830, 28206, 31340, 32907, 43876, 47010, 51660, 54845, 56412, 64247, 65814, 70515, 94020, 98721, 109690, 128494, 131628, 141030, 164535, 192741, 197442, 219380, 256988, 282060, 321235, 329070, 385482, 394884, 449729, 493605, 578223, 642470, 658140, 770964, 899458, 963705, 987210, 1156446, 1284940, 1349187, 1798916, 1927410, 1974420, 2248645, 2312892, 2698374, 2891115, 3854820, 4047561, 4497290, 5396748, 5782230, 6745935, 8095122, 8994580, 11564460, 13491870, 16190244, 20237805, 26983740, 40475610, 80951220]

約数ペア:

[(1, 80951220), (2, 40475610), (3, 26983740), (4, 20237805), (5, 16190244), (6, 13491870), (7, 11564460), (9, 8994580), (10, 8095122), (12, 6745935), (14, 5782230), (15, 5396748), (18, 4497290), (20, 4047561), (21, 3854820), (28, 2891115), (30, 2698374), (35, 2312892), (36, 2248645), (41, 1974420), (42, 1927410), (45, 1798916), (60, 1349187), (63, 1284940), (70, 1156446), (82, 987210), (84, 963705), (90, 899458), (105, 770964), (123, 658140), (126, 642470), (140, 578223), (164, 493605), (180, 449729), (205, 394884), (210, 385482), (246, 329070), (252, 321235), (287, 282060), (315, 256988), (369, 219380), (410, 197442), (420, 192741), (492, 164535), (574, 141030), (615, 131628), (630, 128494), (738, 109690), (820, 98721), (861, 94020), (1148, 70515), (1230, 65814), (1260, 64247), (1435, 56412), (1476, 54845), (1567, 51660), (1722, 47010), (1845, 43876), (2460, 32907), (2583, 31340), (2870, 28206), (3134, 25830), (3444, 23505), (3690, 21938), (4305, 18804), (4701, 17220), (5166, 15670), (5740, 14103), (6268, 12915), (7380, 10969), (7835, 10332), (8610, 9402)]