71411820

素因数分解:

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

素因数の和:455

約数の個数: 96

約数和(自身を含む): 207567360

約数和(自身を除く): 136155540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 89, 129, 172, 178, 215, 258, 267, 311, 356, 430, 445, 516, 534, 622, 645, 860, 890, 933, 1068, 1244, 1290, 1335, 1555, 1780, 1866, 2580, 2670, 3110, 3732, 3827, 4665, 5340, 6220, 7654, 9330, 11481, 13373, 15308, 18660, 19135, 22962, 26746, 27679, 38270, 40119, 45924, 53492, 55358, 57405, 66865, 76540, 80238, 83037, 110716, 114810, 133730, 138395, 160476, 166074, 200595, 229620, 267460, 276790, 332148, 401190, 415185, 553580, 802380, 830370, 1190197, 1660740, 2380394, 3570591, 4760788, 5950985, 7141182, 11901970, 14282364, 17852955, 23803940, 35705910, 71411820]

約数ペア:

[(1, 71411820), (2, 35705910), (3, 23803940), (4, 17852955), (5, 14282364), (6, 11901970), (10, 7141182), (12, 5950985), (15, 4760788), (20, 3570591), (30, 2380394), (43, 1660740), (60, 1190197), (86, 830370), (89, 802380), (129, 553580), (172, 415185), (178, 401190), (215, 332148), (258, 276790), (267, 267460), (311, 229620), (356, 200595), (430, 166074), (445, 160476), (516, 138395), (534, 133730), (622, 114810), (645, 110716), (860, 83037), (890, 80238), (933, 76540), (1068, 66865), (1244, 57405), (1290, 55358), (1335, 53492), (1555, 45924), (1780, 40119), (1866, 38270), (2580, 27679), (2670, 26746), (3110, 22962), (3732, 19135), (3827, 18660), (4665, 15308), (5340, 13373), (6220, 11481), (7654, 9330)]