12504780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 41094144

約数和(自身を除く): 28589364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 83, 90, 93, 108, 124, 135, 155, 162, 166, 180, 186, 243, 249, 270, 279, 310, 324, 332, 372, 405, 415, 465, 486, 498, 540, 558, 620, 747, 810, 830, 837, 930, 972, 996, 1116, 1215, 1245, 1395, 1494, 1620, 1660, 1674, 1860, 2241, 2430, 2490, 2511, 2573, 2790, 2988, 3348, 3735, 4185, 4482, 4860, 4980, 5022, 5146, 5580, 6723, 7470, 7533, 7719, 8370, 8964, 10044, 10292, 11205, 12555, 12865, 13446, 14940, 15066, 15438, 16740, 20169, 22410, 23157, 25110, 25730, 26892, 30132, 30876, 33615, 37665, 38595, 40338, 44820, 46314, 50220, 51460, 67230, 69471, 75330, 77190, 80676, 92628, 100845, 115785, 134460, 138942, 150660, 154380, 201690, 208413, 231570, 277884, 347355, 403380, 416826, 463140, 625239, 694710, 833652, 1042065, 1250478, 1389420, 2084130, 2500956, 3126195, 4168260, 6252390, 12504780]

約数ペア:

[(1, 12504780), (2, 6252390), (3, 4168260), (4, 3126195), (5, 2500956), (6, 2084130), (9, 1389420), (10, 1250478), (12, 1042065), (15, 833652), (18, 694710), (20, 625239), (27, 463140), (30, 416826), (31, 403380), (36, 347355), (45, 277884), (54, 231570), (60, 208413), (62, 201690), (81, 154380), (83, 150660), (90, 138942), (93, 134460), (108, 115785), (124, 100845), (135, 92628), (155, 80676), (162, 77190), (166, 75330), (180, 69471), (186, 67230), (243, 51460), (249, 50220), (270, 46314), (279, 44820), (310, 40338), (324, 38595), (332, 37665), (372, 33615), (405, 30876), (415, 30132), (465, 26892), (486, 25730), (498, 25110), (540, 23157), (558, 22410), (620, 20169), (747, 16740), (810, 15438), (830, 15066), (837, 14940), (930, 13446), (972, 12865), (996, 12555), (1116, 11205), (1215, 10292), (1245, 10044), (1395, 8964), (1494, 8370), (1620, 7719), (1660, 7533), (1674, 7470), (1860, 6723), (2241, 5580), (2430, 5146), (2490, 5022), (2511, 4980), (2573, 4860), (2790, 4482), (2988, 4185), (3348, 3735)]