123088840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1415

約数の個数: 128

約数和(自身を含む): 353030400

約数和(自身を除く): 229941560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 323, 340, 380, 476, 532, 595, 646, 665, 680, 760, 952, 1064, 1190, 1292, 1330, 1361, 1615, 2261, 2380, 2584, 2660, 2722, 3230, 4522, 4760, 5320, 5444, 6460, 6805, 9044, 9527, 10888, 11305, 12920, 13610, 18088, 19054, 22610, 23137, 25859, 27220, 38108, 45220, 46274, 47635, 51718, 54440, 76216, 90440, 92548, 95270, 103436, 115685, 129295, 161959, 181013, 185096, 190540, 206872, 231370, 258590, 323918, 362026, 381080, 439603, 462740, 517180, 647836, 724052, 809795, 879206, 905065, 925480, 1034360, 1295672, 1448104, 1619590, 1758412, 1810130, 2198015, 3077221, 3239180, 3516824, 3620260, 4396030, 6154442, 6478360, 7240520, 8792060, 12308884, 15386105, 17584120, 24617768, 30772210, 61544420, 123088840]

約数ペア:

[(1, 123088840), (2, 61544420), (4, 30772210), (5, 24617768), (7, 17584120), (8, 15386105), (10, 12308884), (14, 8792060), (17, 7240520), (19, 6478360), (20, 6154442), (28, 4396030), (34, 3620260), (35, 3516824), (38, 3239180), (40, 3077221), (56, 2198015), (68, 1810130), (70, 1758412), (76, 1619590), (85, 1448104), (95, 1295672), (119, 1034360), (133, 925480), (136, 905065), (140, 879206), (152, 809795), (170, 724052), (190, 647836), (238, 517180), (266, 462740), (280, 439603), (323, 381080), (340, 362026), (380, 323918), (476, 258590), (532, 231370), (595, 206872), (646, 190540), (665, 185096), (680, 181013), (760, 161959), (952, 129295), (1064, 115685), (1190, 103436), (1292, 95270), (1330, 92548), (1361, 90440), (1615, 76216), (2261, 54440), (2380, 51718), (2584, 47635), (2660, 46274), (2722, 45220), (3230, 38108), (4522, 27220), (4760, 25859), (5320, 23137), (5444, 22610), (6460, 19054), (6805, 18088), (9044, 13610), (9527, 12920), (10888, 11305)]