7388640428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 15574426560

約数和(自身を除く): 8185786132

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 109, 157, 218, 247, 299, 314, 361, 436, 437, 494, 598, 628, 722, 874, 988, 1196, 1417, 1444, 1748, 2041, 2071, 2507, 2834, 2983, 3611, 4082, 4142, 4693, 5014, 5668, 5681, 5966, 7222, 8164, 8284, 8303, 9386, 10028, 11362, 11932, 14444, 16606, 17113, 18772, 22724, 26923, 32591, 33212, 34226, 38779, 39349, 46943, 47633, 53846, 56677, 65182, 68452, 68609, 77558, 78698, 93886, 95266, 107692, 107939, 113354, 130364, 137218, 155116, 157396, 187772, 190532, 215878, 222469, 226708, 274436, 325147, 393599, 431756, 444938, 511537, 619229, 650294, 736801, 787198, 889876, 891917, 905027, 1023074, 1238458, 1300588, 1303571, 1473602, 1574396, 1783834, 1810054, 2046148, 2476916, 2607142, 2947204, 3567668, 3620108, 4226911, 5116787, 5214284, 6177793, 7478381, 8453822, 10233574, 11765351, 12355586, 14956762, 16907644, 16946423, 20467148, 23530702, 24711172, 29913524, 33892846, 47061404, 67785692, 80311309, 97218953, 142089239, 160622618, 194437906, 284178478, 321245236, 388875812, 568356956, 1847160107, 3694320214, 7388640428]

約数ペア:

[(1, 7388640428), (2, 3694320214), (4, 1847160107), (13, 568356956), (19, 388875812), (23, 321245236), (26, 284178478), (38, 194437906), (46, 160622618), (52, 142089239), (76, 97218953), (92, 80311309), (109, 67785692), (157, 47061404), (218, 33892846), (247, 29913524), (299, 24711172), (314, 23530702), (361, 20467148), (436, 16946423), (437, 16907644), (494, 14956762), (598, 12355586), (628, 11765351), (722, 10233574), (874, 8453822), (988, 7478381), (1196, 6177793), (1417, 5214284), (1444, 5116787), (1748, 4226911), (2041, 3620108), (2071, 3567668), (2507, 2947204), (2834, 2607142), (2983, 2476916), (3611, 2046148), (4082, 1810054), (4142, 1783834), (4693, 1574396), (5014, 1473602), (5668, 1303571), (5681, 1300588), (5966, 1238458), (7222, 1023074), (8164, 905027), (8284, 891917), (8303, 889876), (9386, 787198), (10028, 736801), (11362, 650294), (11932, 619229), (14444, 511537), (16606, 444938), (17113, 431756), (18772, 393599), (22724, 325147), (26923, 274436), (32591, 226708), (33212, 222469), (34226, 215878), (38779, 190532), (39349, 187772), (46943, 157396), (47633, 155116), (53846, 137218), (56677, 130364), (65182, 113354), (68452, 107939), (68609, 107692), (77558, 95266), (78698, 93886)]