142823640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 444787200

約数和(自身を除く): 301963560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 89, 120, 129, 172, 178, 215, 258, 267, 311, 344, 356, 430, 445, 516, 534, 622, 645, 712, 860, 890, 933, 1032, 1068, 1244, 1290, 1335, 1555, 1720, 1780, 1866, 2136, 2488, 2580, 2670, 3110, 3560, 3732, 3827, 4665, 5160, 5340, 6220, 7464, 7654, 9330, 10680, 11481, 12440, 13373, 15308, 18660, 19135, 22962, 26746, 27679, 30616, 37320, 38270, 40119, 45924, 53492, 55358, 57405, 66865, 76540, 80238, 83037, 91848, 106984, 110716, 114810, 133730, 138395, 153080, 160476, 166074, 200595, 221432, 229620, 267460, 276790, 320952, 332148, 401190, 415185, 459240, 534920, 553580, 664296, 802380, 830370, 1107160, 1190197, 1604760, 1660740, 2380394, 3321480, 3570591, 4760788, 5950985, 7141182, 9521576, 11901970, 14282364, 17852955, 23803940, 28564728, 35705910, 47607880, 71411820, 142823640]

約数ペア:

[(1, 142823640), (2, 71411820), (3, 47607880), (4, 35705910), (5, 28564728), (6, 23803940), (8, 17852955), (10, 14282364), (12, 11901970), (15, 9521576), (20, 7141182), (24, 5950985), (30, 4760788), (40, 3570591), (43, 3321480), (60, 2380394), (86, 1660740), (89, 1604760), (120, 1190197), (129, 1107160), (172, 830370), (178, 802380), (215, 664296), (258, 553580), (267, 534920), (311, 459240), (344, 415185), (356, 401190), (430, 332148), (445, 320952), (516, 276790), (534, 267460), (622, 229620), (645, 221432), (712, 200595), (860, 166074), (890, 160476), (933, 153080), (1032, 138395), (1068, 133730), (1244, 114810), (1290, 110716), (1335, 106984), (1555, 91848), (1720, 83037), (1780, 80238), (1866, 76540), (2136, 66865), (2488, 57405), (2580, 55358), (2670, 53492), (3110, 45924), (3560, 40119), (3732, 38270), (3827, 37320), (4665, 30616), (5160, 27679), (5340, 26746), (6220, 22962), (7464, 19135), (7654, 18660), (9330, 15308), (10680, 13373), (11481, 12440)]