129301620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9931}}^1$

素因数の和:9981

約数の個数: 96

約数和(自身を含む): 427155456

約数和(自身を除く): 297853836

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, 9931, 13020, 19862, 29793, 39724, 49655, 59586, 69517, 99310, 119172, 139034, 148965, 198620, 208551, 278068, 297930, 307861, 347585, 417102, 595860, 615722, 695170, 834204, 923583, 1042755, 1231444, 1390340, 1539305, 1847166, 2085510, 2155027, 3078610, 3694332, 4171020, 4310054, 4617915, 6157220, 6465081, 8620108, 9235830, 10775135, 12930162, 18471660, 21550270, 25860324, 32325405, 43100540, 64650810, 129301620]

約数ペア:

[(1, 129301620), (2, 64650810), (3, 43100540), (4, 32325405), (5, 25860324), (6, 21550270), (7, 18471660), (10, 12930162), (12, 10775135), (14, 9235830), (15, 8620108), (20, 6465081), (21, 6157220), (28, 4617915), (30, 4310054), (31, 4171020), (35, 3694332), (42, 3078610), (60, 2155027), (62, 2085510), (70, 1847166), (84, 1539305), (93, 1390340), (105, 1231444), (124, 1042755), (140, 923583), (155, 834204), (186, 695170), (210, 615722), (217, 595860), (310, 417102), (372, 347585), (420, 307861), (434, 297930), (465, 278068), (620, 208551), (651, 198620), (868, 148965), (930, 139034), (1085, 119172), (1302, 99310), (1860, 69517), (2170, 59586), (2604, 49655), (3255, 39724), (4340, 29793), (6510, 19862), (9931, 13020)]