197452020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1405

約数の個数: 96

約数和(自身を含む): 578027520

約数和(自身を除く): 380575500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 83, 93, 124, 155, 166, 186, 249, 310, 332, 372, 415, 465, 498, 620, 830, 930, 996, 1245, 1279, 1660, 1860, 2490, 2558, 2573, 3837, 4980, 5116, 5146, 6395, 7674, 7719, 10292, 12790, 12865, 15348, 15438, 19185, 25580, 25730, 30876, 38370, 38595, 39649, 51460, 76740, 77190, 79298, 106157, 118947, 154380, 158596, 198245, 212314, 237894, 318471, 396490, 424628, 475788, 530785, 594735, 636942, 792980, 1061570, 1189470, 1273884, 1592355, 2123140, 2378940, 3184710, 3290867, 6369420, 6581734, 9872601, 13163468, 16454335, 19745202, 32908670, 39490404, 49363005, 65817340, 98726010, 197452020]

約数ペア:

[(1, 197452020), (2, 98726010), (3, 65817340), (4, 49363005), (5, 39490404), (6, 32908670), (10, 19745202), (12, 16454335), (15, 13163468), (20, 9872601), (30, 6581734), (31, 6369420), (60, 3290867), (62, 3184710), (83, 2378940), (93, 2123140), (124, 1592355), (155, 1273884), (166, 1189470), (186, 1061570), (249, 792980), (310, 636942), (332, 594735), (372, 530785), (415, 475788), (465, 424628), (498, 396490), (620, 318471), (830, 237894), (930, 212314), (996, 198245), (1245, 158596), (1279, 154380), (1660, 118947), (1860, 106157), (2490, 79298), (2558, 77190), (2573, 76740), (3837, 51460), (4980, 39649), (5116, 38595), (5146, 38370), (6395, 30876), (7674, 25730), (7719, 25580), (10292, 19185), (12790, 15438), (12865, 15348)]