128156364

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:485

約数の個数: 144

約数和(自身を含む): 393828960

約数和(自身を除く): 265672596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 61, 63, 84, 98, 108, 122, 126, 147, 183, 189, 196, 244, 252, 294, 366, 378, 397, 427, 441, 549, 588, 732, 756, 794, 854, 882, 1098, 1191, 1281, 1323, 1588, 1647, 1708, 1764, 2196, 2382, 2562, 2646, 2779, 2989, 3294, 3573, 3843, 4764, 5124, 5292, 5558, 5978, 6588, 7146, 7686, 8337, 8967, 10719, 11116, 11529, 11956, 14292, 15372, 16674, 17934, 19453, 21438, 23058, 24217, 25011, 26901, 33348, 35868, 38906, 42876, 46116, 48434, 50022, 53802, 58359, 72651, 75033, 77812, 80703, 96868, 100044, 107604, 116718, 145302, 150066, 161406, 169519, 175077, 217953, 233436, 290604, 300132, 322812, 339038, 350154, 435906, 508557, 525231, 653859, 678076, 700308, 871812, 1017114, 1050462, 1186633, 1307718, 1525671, 2034228, 2100924, 2373266, 2615436, 3051342, 3559899, 4577013, 4746532, 6102684, 7119798, 9154026, 10679697, 14239596, 18308052, 21359394, 32039091, 42718788, 64078182, 128156364]

約数ペア:

[(1, 128156364), (2, 64078182), (3, 42718788), (4, 32039091), (6, 21359394), (7, 18308052), (9, 14239596), (12, 10679697), (14, 9154026), (18, 7119798), (21, 6102684), (27, 4746532), (28, 4577013), (36, 3559899), (42, 3051342), (49, 2615436), (54, 2373266), (61, 2100924), (63, 2034228), (84, 1525671), (98, 1307718), (108, 1186633), (122, 1050462), (126, 1017114), (147, 871812), (183, 700308), (189, 678076), (196, 653859), (244, 525231), (252, 508557), (294, 435906), (366, 350154), (378, 339038), (397, 322812), (427, 300132), (441, 290604), (549, 233436), (588, 217953), (732, 175077), (756, 169519), (794, 161406), (854, 150066), (882, 145302), (1098, 116718), (1191, 107604), (1281, 100044), (1323, 96868), (1588, 80703), (1647, 77812), (1708, 75033), (1764, 72651), (2196, 58359), (2382, 53802), (2562, 50022), (2646, 48434), (2779, 46116), (2989, 42876), (3294, 38906), (3573, 35868), (3843, 33348), (4764, 26901), (5124, 25011), (5292, 24217), (5558, 23058), (5978, 21438), (6588, 19453), (7146, 17934), (7686, 16674), (8337, 15372), (8967, 14292), (10719, 11956), (11116, 11529)]