31956660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 108380160

約数和(自身を除く): 76423500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 31, 36, 45, 46, 54, 60, 62, 69, 83, 90, 92, 93, 108, 115, 124, 135, 138, 155, 166, 180, 186, 207, 230, 249, 270, 276, 279, 310, 332, 345, 372, 414, 415, 460, 465, 498, 540, 558, 620, 621, 690, 713, 747, 828, 830, 837, 930, 996, 1035, 1116, 1242, 1245, 1380, 1395, 1426, 1494, 1660, 1674, 1860, 1909, 2070, 2139, 2241, 2484, 2490, 2573, 2790, 2852, 2988, 3105, 3348, 3565, 3735, 3818, 4140, 4185, 4278, 4482, 4980, 5146, 5580, 5727, 6210, 6417, 7130, 7470, 7636, 7719, 8370, 8556, 8964, 9545, 10292, 10695, 11205, 11454, 12420, 12834, 12865, 14260, 14940, 15438, 16740, 17181, 19090, 19251, 21390, 22410, 22908, 23157, 25668, 25730, 28635, 30876, 32085, 34362, 38180, 38502, 38595, 42780, 44820, 46314, 51460, 51543, 57270, 59179, 64170, 68724, 69471, 77004, 77190, 85905, 92628, 96255, 103086, 114540, 115785, 118358, 128340, 138942, 154380, 171810, 177537, 192510, 206172, 231570, 236716, 257715, 277884, 295895, 343620, 347355, 355074, 385020, 463140, 515430, 532611, 591790, 694710, 710148, 887685, 1030860, 1065222, 1183580, 1389420, 1597833, 1775370, 2130444, 2663055, 3195666, 3550740, 5326110, 6391332, 7989165, 10652220, 15978330, 31956660]

約数ペア:

[(1, 31956660), (2, 15978330), (3, 10652220), (4, 7989165), (5, 6391332), (6, 5326110), (9, 3550740), (10, 3195666), (12, 2663055), (15, 2130444), (18, 1775370), (20, 1597833), (23, 1389420), (27, 1183580), (30, 1065222), (31, 1030860), (36, 887685), (45, 710148), (46, 694710), (54, 591790), (60, 532611), (62, 515430), (69, 463140), (83, 385020), (90, 355074), (92, 347355), (93, 343620), (108, 295895), (115, 277884), (124, 257715), (135, 236716), (138, 231570), (155, 206172), (166, 192510), (180, 177537), (186, 171810), (207, 154380), (230, 138942), (249, 128340), (270, 118358), (276, 115785), (279, 114540), (310, 103086), (332, 96255), (345, 92628), (372, 85905), (414, 77190), (415, 77004), (460, 69471), (465, 68724), (498, 64170), (540, 59179), (558, 57270), (620, 51543), (621, 51460), (690, 46314), (713, 44820), (747, 42780), (828, 38595), (830, 38502), (837, 38180), (930, 34362), (996, 32085), (1035, 30876), (1116, 28635), (1242, 25730), (1245, 25668), (1380, 23157), (1395, 22908), (1426, 22410), (1494, 21390), (1660, 19251), (1674, 19090), (1860, 17181), (1909, 16740), (2070, 15438), (2139, 14940), (2241, 14260), (2484, 12865), (2490, 12834), (2573, 12420), (2790, 11454), (2852, 11205), (2988, 10695), (3105, 10292), (3348, 9545), (3565, 8964), (3735, 8556), (3818, 8370), (4140, 7719), (4185, 7636), (4278, 7470), (4482, 7130), (4980, 6417), (5146, 6210), (5580, 5727)]