286322820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21991}}^1$

素因数の和:22041

約数の個数: 96

約数和(自身を含む): 945831936

約数和(自身を除く): 659509116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 21991, 43982, 65973, 87964, 109955, 131946, 153937, 219910, 263892, 307874, 329865, 439820, 461811, 615748, 659730, 681721, 769685, 923622, 1319460, 1363442, 1539370, 1847244, 2045163, 2309055, 2726884, 3078740, 3408605, 4090326, 4618110, 4772047, 6817210, 8180652, 9236220, 9544094, 10225815, 13634420, 14316141, 19088188, 20451630, 23860235, 28632282, 40903260, 47720470, 57264564, 71580705, 95440940, 143161410, 286322820]

約数ペア:

[(1, 286322820), (2, 143161410), (3, 95440940), (4, 71580705), (5, 57264564), (6, 47720470), (7, 40903260), (10, 28632282), (12, 23860235), (14, 20451630), (15, 19088188), (20, 14316141), (21, 13634420), (28, 10225815), (30, 9544094), (31, 9236220), (35, 8180652), (42, 6817210), (60, 4772047), (62, 4618110), (70, 4090326), (84, 3408605), (93, 3078740), (105, 2726884), (124, 2309055), (140, 2045163), (155, 1847244), (186, 1539370), (210, 1363442), (217, 1319460), (310, 923622), (372, 769685), (420, 681721), (434, 659730), (465, 615748), (620, 461811), (651, 439820), (868, 329865), (930, 307874), (1085, 263892), (1302, 219910), (1860, 153937), (2170, 131946), (2604, 109955), (3255, 87964), (4340, 65973), (6510, 43982), (13020, 21991)]