1621674180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{12743}}^1$

素因数の和:12866

約数の個数: 144

約数和(自身を含む): 5677910784

約数和(自身を除く): 4056236604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 606, 630, 707, 909, 1010, 1212, 1260, 1414, 1515, 1818, 2020, 2121, 2828, 3030, 3535, 3636, 4242, 4545, 6060, 6363, 7070, 8484, 9090, 10605, 12726, 12743, 14140, 18180, 21210, 25452, 25486, 31815, 38229, 42420, 50972, 63630, 63715, 76458, 89201, 114687, 127260, 127430, 152916, 178402, 191145, 229374, 254860, 267603, 356804, 382290, 446005, 458748, 535206, 573435, 764580, 802809, 892010, 1070412, 1146870, 1287043, 1338015, 1605618, 1784020, 2293740, 2574086, 2676030, 3211236, 3861129, 4014045, 5148172, 5352060, 6435215, 7722258, 8028090, 9009301, 11583387, 12870430, 15444516, 16056180, 18018602, 19305645, 23166774, 25740860, 27027903, 36037204, 38611290, 45046505, 46333548, 54055806, 57916935, 77222580, 81083709, 90093010, 108111612, 115833870, 135139515, 162167418, 180186020, 231667740, 270279030, 324334836, 405418545, 540558060, 810837090, 1621674180]

約数ペア:

[(1, 1621674180), (2, 810837090), (3, 540558060), (4, 405418545), (5, 324334836), (6, 270279030), (7, 231667740), (9, 180186020), (10, 162167418), (12, 135139515), (14, 115833870), (15, 108111612), (18, 90093010), (20, 81083709), (21, 77222580), (28, 57916935), (30, 54055806), (35, 46333548), (36, 45046505), (42, 38611290), (45, 36037204), (60, 27027903), (63, 25740860), (70, 23166774), (84, 19305645), (90, 18018602), (101, 16056180), (105, 15444516), (126, 12870430), (140, 11583387), (180, 9009301), (202, 8028090), (210, 7722258), (252, 6435215), (303, 5352060), (315, 5148172), (404, 4014045), (420, 3861129), (505, 3211236), (606, 2676030), (630, 2574086), (707, 2293740), (909, 1784020), (1010, 1605618), (1212, 1338015), (1260, 1287043), (1414, 1146870), (1515, 1070412), (1818, 892010), (2020, 802809), (2121, 764580), (2828, 573435), (3030, 535206), (3535, 458748), (3636, 446005), (4242, 382290), (4545, 356804), (6060, 267603), (6363, 254860), (7070, 229374), (8484, 191145), (9090, 178402), (10605, 152916), (12726, 127430), (12743, 127260), (14140, 114687), (18180, 89201), (21210, 76458), (25452, 63715), (25486, 63630), (31815, 50972), (38229, 42420)]