20804977872

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{82891}}^1$

素因数の和:82998

約数の個数: 160

約数和(自身を含む): 69072245760

約数和(自身を除く): 48267267888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 83, 84, 108, 112, 126, 144, 166, 168, 189, 216, 249, 252, 332, 336, 378, 432, 498, 504, 581, 664, 747, 756, 996, 1008, 1162, 1328, 1494, 1512, 1743, 1992, 2241, 2324, 2988, 3024, 3486, 3984, 4482, 4648, 5229, 5976, 6972, 8964, 9296, 10458, 11952, 13944, 15687, 17928, 20916, 27888, 31374, 35856, 41832, 62748, 82891, 83664, 125496, 165782, 248673, 250992, 331564, 497346, 580237, 663128, 746019, 994692, 1160474, 1326256, 1492038, 1740711, 1989384, 2238057, 2320948, 2984076, 3481422, 3978768, 4476114, 4641896, 5222133, 5968152, 6879953, 6962844, 8952228, 9283792, 10444266, 11936304, 13759906, 13925688, 15666399, 17904456, 20639859, 20888532, 27519812, 27851376, 31332798, 35808912, 41279718, 41777064, 48159671, 55039624, 61919577, 62665596, 82559436, 83554128, 96319342, 110079248, 123839154, 125331192, 144479013, 165118872, 185758731, 192638684, 247678308, 250662384, 288958026, 330237744, 371517462, 385277368, 433437039, 495356616, 577916052, 743034924, 770554736, 866874078, 990713232, 1155832104, 1300311117, 1486069848, 1733748156, 2311664208, 2600622234, 2972139696, 3467496312, 5201244468, 6934992624, 10402488936, 20804977872]

約数ペア:

[(1, 20804977872), (2, 10402488936), (3, 6934992624), (4, 5201244468), (6, 3467496312), (7, 2972139696), (8, 2600622234), (9, 2311664208), (12, 1733748156), (14, 1486069848), (16, 1300311117), (18, 1155832104), (21, 990713232), (24, 866874078), (27, 770554736), (28, 743034924), (36, 577916052), (42, 495356616), (48, 433437039), (54, 385277368), (56, 371517462), (63, 330237744), (72, 288958026), (83, 250662384), (84, 247678308), (108, 192638684), (112, 185758731), (126, 165118872), (144, 144479013), (166, 125331192), (168, 123839154), (189, 110079248), (216, 96319342), (249, 83554128), (252, 82559436), (332, 62665596), (336, 61919577), (378, 55039624), (432, 48159671), (498, 41777064), (504, 41279718), (581, 35808912), (664, 31332798), (747, 27851376), (756, 27519812), (996, 20888532), (1008, 20639859), (1162, 17904456), (1328, 15666399), (1494, 13925688), (1512, 13759906), (1743, 11936304), (1992, 10444266), (2241, 9283792), (2324, 8952228), (2988, 6962844), (3024, 6879953), (3486, 5968152), (3984, 5222133), (4482, 4641896), (4648, 4476114), (5229, 3978768), (5976, 3481422), (6972, 2984076), (8964, 2320948), (9296, 2238057), (10458, 1989384), (11952, 1740711), (13944, 1492038), (15687, 1326256), (17928, 1160474), (20916, 994692), (27888, 746019), (31374, 663128), (35856, 580237), (41832, 497346), (62748, 331564), (82891, 250992), (83664, 248673), (125496, 165782)]