203910980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{619}}^1$

素因数の和:829

約数の個数: 96

約数和(自身を含む): 530799360

約数和(自身を除く): 326888380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 181, 182, 260, 362, 364, 455, 619, 724, 905, 910, 1238, 1267, 1810, 1820, 2353, 2476, 2534, 3095, 3620, 4333, 4706, 5068, 6190, 6335, 8047, 8666, 9412, 11765, 12380, 12670, 16094, 16471, 17332, 21665, 23530, 25340, 32188, 32942, 40235, 43330, 47060, 56329, 65884, 80470, 82355, 86660, 112039, 112658, 160940, 164710, 224078, 225316, 281645, 329420, 448156, 560195, 563290, 784273, 1120390, 1126580, 1456507, 1568546, 2240780, 2913014, 3137092, 3921365, 5826028, 7282535, 7842730, 10195549, 14565070, 15685460, 20391098, 29130140, 40782196, 50977745, 101955490, 203910980]

約数ペア:

[(1, 203910980), (2, 101955490), (4, 50977745), (5, 40782196), (7, 29130140), (10, 20391098), (13, 15685460), (14, 14565070), (20, 10195549), (26, 7842730), (28, 7282535), (35, 5826028), (52, 3921365), (65, 3137092), (70, 2913014), (91, 2240780), (130, 1568546), (140, 1456507), (181, 1126580), (182, 1120390), (260, 784273), (362, 563290), (364, 560195), (455, 448156), (619, 329420), (724, 281645), (905, 225316), (910, 224078), (1238, 164710), (1267, 160940), (1810, 112658), (1820, 112039), (2353, 86660), (2476, 82355), (2534, 80470), (3095, 65884), (3620, 56329), (4333, 47060), (4706, 43330), (5068, 40235), (6190, 32942), (6335, 32188), (8047, 25340), (8666, 23530), (9412, 21665), (11765, 17332), (12380, 16471), (12670, 16094)]