521899020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:472

約数の個数: 144

約数和(自身を含む): 1619366112

約数和(自身を除く): 1097467092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 181, 193, 249, 332, 362, 386, 415, 498, 543, 579, 724, 747, 772, 830, 905, 965, 996, 1086, 1158, 1245, 1494, 1629, 1660, 1737, 1810, 1930, 2172, 2316, 2490, 2715, 2895, 2988, 3258, 3474, 3620, 3735, 3860, 4980, 5430, 5790, 6516, 6948, 7470, 8145, 8685, 10860, 11580, 14940, 15023, 16019, 16290, 17370, 30046, 32038, 32580, 34740, 34933, 45069, 48057, 60092, 64076, 69866, 75115, 80095, 90138, 96114, 104799, 135207, 139732, 144171, 150230, 160190, 174665, 180276, 192228, 209598, 225345, 240285, 270414, 288342, 300460, 314397, 320380, 349330, 419196, 450690, 480570, 523995, 540828, 576684, 628794, 676035, 698660, 720855, 901380, 961140, 1047990, 1257588, 1352070, 1441710, 1571985, 2095980, 2704140, 2883420, 2899439, 3143970, 5798878, 6287940, 8698317, 11597756, 14497195, 17396634, 26094951, 28994390, 34793268, 43491585, 52189902, 57988780, 86983170, 104379804, 130474755, 173966340, 260949510, 521899020]

約数ペア:

[(1, 521899020), (2, 260949510), (3, 173966340), (4, 130474755), (5, 104379804), (6, 86983170), (9, 57988780), (10, 52189902), (12, 43491585), (15, 34793268), (18, 28994390), (20, 26094951), (30, 17396634), (36, 14497195), (45, 11597756), (60, 8698317), (83, 6287940), (90, 5798878), (166, 3143970), (180, 2899439), (181, 2883420), (193, 2704140), (249, 2095980), (332, 1571985), (362, 1441710), (386, 1352070), (415, 1257588), (498, 1047990), (543, 961140), (579, 901380), (724, 720855), (747, 698660), (772, 676035), (830, 628794), (905, 576684), (965, 540828), (996, 523995), (1086, 480570), (1158, 450690), (1245, 419196), (1494, 349330), (1629, 320380), (1660, 314397), (1737, 300460), (1810, 288342), (1930, 270414), (2172, 240285), (2316, 225345), (2490, 209598), (2715, 192228), (2895, 180276), (2988, 174665), (3258, 160190), (3474, 150230), (3620, 144171), (3735, 139732), (3860, 135207), (4980, 104799), (5430, 96114), (5790, 90138), (6516, 80095), (6948, 75115), (7470, 69866), (8145, 64076), (8685, 60092), (10860, 48057), (11580, 45069), (14940, 34933), (15023, 34740), (16019, 32580), (16290, 32038), (17370, 30046)]