131439420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1429}}^1$

素因数の和:1524

約数の個数: 144

約数和(自身を含む): 462221760

約数和(自身を除く): 330782340

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, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 730, 876, 1022, 1095, 1260, 1314, 1429, 1460, 1533, 2044, 2190, 2555, 2628, 2858, 3066, 3285, 4287, 4380, 4599, 5110, 5716, 6132, 6570, 7145, 7665, 8574, 9198, 10003, 10220, 12861, 13140, 14290, 15330, 17148, 18396, 20006, 21435, 22995, 25722, 28580, 30009, 30660, 40012, 42870, 45990, 50015, 51444, 60018, 64305, 85740, 90027, 91980, 100030, 104317, 120036, 128610, 150045, 180054, 200060, 208634, 257220, 300090, 312951, 360108, 417268, 450135, 521585, 600180, 625902, 730219, 900270, 938853, 1043170, 1251804, 1460438, 1564755, 1800540, 1877706, 2086340, 2190657, 2920876, 3129510, 3651095, 3755412, 4381314, 4694265, 6259020, 6571971, 7302190, 8762628, 9388530, 10953285, 13143942, 14604380, 18777060, 21906570, 26287884, 32859855, 43813140, 65719710, 131439420]

約数ペア:

[(1, 131439420), (2, 65719710), (3, 43813140), (4, 32859855), (5, 26287884), (6, 21906570), (7, 18777060), (9, 14604380), (10, 13143942), (12, 10953285), (14, 9388530), (15, 8762628), (18, 7302190), (20, 6571971), (21, 6259020), (28, 4694265), (30, 4381314), (35, 3755412), (36, 3651095), (42, 3129510), (45, 2920876), (60, 2190657), (63, 2086340), (70, 1877706), (73, 1800540), (84, 1564755), (90, 1460438), (105, 1251804), (126, 1043170), (140, 938853), (146, 900270), (180, 730219), (210, 625902), (219, 600180), (252, 521585), (292, 450135), (315, 417268), (365, 360108), (420, 312951), (438, 300090), (511, 257220), (630, 208634), (657, 200060), (730, 180054), (876, 150045), (1022, 128610), (1095, 120036), (1260, 104317), (1314, 100030), (1429, 91980), (1460, 90027), (1533, 85740), (2044, 64305), (2190, 60018), (2555, 51444), (2628, 50015), (2858, 45990), (3066, 42870), (3285, 40012), (4287, 30660), (4380, 30009), (4599, 28580), (5110, 25722), (5716, 22995), (6132, 21435), (6570, 20006), (7145, 18396), (7665, 17148), (8574, 15330), (9198, 14290), (10003, 13140), (10220, 12861)]