445014920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:523

約数の個数: 128

約数和(自身を含む): 1192181760

約数和(自身を除く): 747166840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 167, 217, 248, 280, 307, 310, 334, 434, 614, 620, 668, 835, 868, 1085, 1169, 1228, 1240, 1336, 1535, 1670, 1736, 2149, 2170, 2338, 2456, 3070, 3340, 4298, 4340, 4676, 5177, 5845, 6140, 6680, 8596, 8680, 9352, 9517, 10354, 10745, 11690, 12280, 17192, 19034, 20708, 21490, 23380, 25885, 36239, 38068, 41416, 42980, 46760, 47585, 51269, 51770, 66619, 72478, 76136, 85960, 95170, 102538, 103540, 133238, 144956, 181195, 190340, 205076, 207080, 256345, 266476, 289912, 333095, 358883, 362390, 380680, 410152, 512690, 532952, 666190, 717766, 724780, 1025380, 1332380, 1435532, 1449560, 1589339, 1794415, 2050760, 2664760, 2871064, 3178678, 3588830, 6357356, 7177660, 7946695, 11125373, 12714712, 14355320, 15893390, 22250746, 31786780, 44501492, 55626865, 63573560, 89002984, 111253730, 222507460, 445014920]

約数ペア:

[(1, 445014920), (2, 222507460), (4, 111253730), (5, 89002984), (7, 63573560), (8, 55626865), (10, 44501492), (14, 31786780), (20, 22250746), (28, 15893390), (31, 14355320), (35, 12714712), (40, 11125373), (56, 7946695), (62, 7177660), (70, 6357356), (124, 3588830), (140, 3178678), (155, 2871064), (167, 2664760), (217, 2050760), (248, 1794415), (280, 1589339), (307, 1449560), (310, 1435532), (334, 1332380), (434, 1025380), (614, 724780), (620, 717766), (668, 666190), (835, 532952), (868, 512690), (1085, 410152), (1169, 380680), (1228, 362390), (1240, 358883), (1336, 333095), (1535, 289912), (1670, 266476), (1736, 256345), (2149, 207080), (2170, 205076), (2338, 190340), (2456, 181195), (3070, 144956), (3340, 133238), (4298, 103540), (4340, 102538), (4676, 95170), (5177, 85960), (5845, 76136), (6140, 72478), (6680, 66619), (8596, 51770), (8680, 51269), (9352, 47585), (9517, 46760), (10354, 42980), (10745, 41416), (11690, 38068), (12280, 36239), (17192, 25885), (19034, 23380), (20708, 21490)]