209910120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1231}}^1$

素因数の和:1288

約数の個数: 192

約数和(自身を含む): 758419200

約数和(自身を除く): 548509080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 49, 56, 58, 60, 70, 84, 87, 98, 105, 116, 120, 140, 145, 147, 168, 174, 196, 203, 210, 232, 245, 280, 290, 294, 348, 392, 406, 420, 435, 490, 580, 588, 609, 696, 735, 812, 840, 870, 980, 1015, 1160, 1176, 1218, 1231, 1421, 1470, 1624, 1740, 1960, 2030, 2436, 2462, 2842, 2940, 3045, 3480, 3693, 4060, 4263, 4872, 4924, 5684, 5880, 6090, 6155, 7105, 7386, 8120, 8526, 8617, 9848, 11368, 12180, 12310, 14210, 14772, 17052, 17234, 18465, 21315, 24360, 24620, 25851, 28420, 29544, 34104, 34468, 35699, 36930, 42630, 43085, 49240, 51702, 56840, 60319, 68936, 71398, 73860, 85260, 86170, 103404, 107097, 120638, 129255, 142796, 147720, 170520, 172340, 178495, 180957, 206808, 214194, 241276, 249893, 258510, 285592, 301595, 344680, 356990, 361914, 428388, 482552, 499786, 517020, 535485, 603190, 713980, 723828, 749679, 856776, 904785, 999572, 1034040, 1070970, 1206380, 1249465, 1427960, 1447656, 1499358, 1749251, 1809570, 1999144, 2141940, 2412760, 2498930, 2998716, 3498502, 3619140, 3748395, 4283880, 4997860, 5247753, 5997432, 6997004, 7238280, 7496790, 8746255, 9995720, 10495506, 13994008, 14993580, 17492510, 20991012, 26238765, 29987160, 34985020, 41982024, 52477530, 69970040, 104955060, 209910120]

約数ペア:

[(1, 209910120), (2, 104955060), (3, 69970040), (4, 52477530), (5, 41982024), (6, 34985020), (7, 29987160), (8, 26238765), (10, 20991012), (12, 17492510), (14, 14993580), (15, 13994008), (20, 10495506), (21, 9995720), (24, 8746255), (28, 7496790), (29, 7238280), (30, 6997004), (35, 5997432), (40, 5247753), (42, 4997860), (49, 4283880), (56, 3748395), (58, 3619140), (60, 3498502), (70, 2998716), (84, 2498930), (87, 2412760), (98, 2141940), (105, 1999144), (116, 1809570), (120, 1749251), (140, 1499358), (145, 1447656), (147, 1427960), (168, 1249465), (174, 1206380), (196, 1070970), (203, 1034040), (210, 999572), (232, 904785), (245, 856776), (280, 749679), (290, 723828), (294, 713980), (348, 603190), (392, 535485), (406, 517020), (420, 499786), (435, 482552), (490, 428388), (580, 361914), (588, 356990), (609, 344680), (696, 301595), (735, 285592), (812, 258510), (840, 249893), (870, 241276), (980, 214194), (1015, 206808), (1160, 180957), (1176, 178495), (1218, 172340), (1231, 170520), (1421, 147720), (1470, 142796), (1624, 129255), (1740, 120638), (1960, 107097), (2030, 103404), (2436, 86170), (2462, 85260), (2842, 73860), (2940, 71398), (3045, 68936), (3480, 60319), (3693, 56840), (4060, 51702), (4263, 49240), (4872, 43085), (4924, 42630), (5684, 36930), (5880, 35699), (6090, 34468), (6155, 34104), (7105, 29544), (7386, 28420), (8120, 25851), (8526, 24620), (8617, 24360), (9848, 21315), (11368, 18465), (12180, 17234), (12310, 17052), (14210, 14772)]