258603240

素因数分解:

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

素因数の和:9983

約数の個数: 128

約数和(自身を含む): 915333120

約数和(自身を除く): 656729880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 9931, 13020, 19862, 26040, 29793, 39724, 49655, 59586, 69517, 79448, 99310, 119172, 139034, 148965, 198620, 208551, 238344, 278068, 297930, 307861, 347585, 397240, 417102, 556136, 595860, 615722, 695170, 834204, 923583, 1042755, 1191720, 1231444, 1390340, 1539305, 1668408, 1847166, 2085510, 2155027, 2462888, 2780680, 3078610, 3694332, 4171020, 4310054, 4617915, 6157220, 6465081, 7388664, 8342040, 8620108, 9235830, 10775135, 12314440, 12930162, 17240216, 18471660, 21550270, 25860324, 32325405, 36943320, 43100540, 51720648, 64650810, 86201080, 129301620, 258603240]

約数ペア:

[(1, 258603240), (2, 129301620), (3, 86201080), (4, 64650810), (5, 51720648), (6, 43100540), (7, 36943320), (8, 32325405), (10, 25860324), (12, 21550270), (14, 18471660), (15, 17240216), (20, 12930162), (21, 12314440), (24, 10775135), (28, 9235830), (30, 8620108), (31, 8342040), (35, 7388664), (40, 6465081), (42, 6157220), (56, 4617915), (60, 4310054), (62, 4171020), (70, 3694332), (84, 3078610), (93, 2780680), (105, 2462888), (120, 2155027), (124, 2085510), (140, 1847166), (155, 1668408), (168, 1539305), (186, 1390340), (210, 1231444), (217, 1191720), (248, 1042755), (280, 923583), (310, 834204), (372, 695170), (420, 615722), (434, 595860), (465, 556136), (620, 417102), (651, 397240), (744, 347585), (840, 307861), (868, 297930), (930, 278068), (1085, 238344), (1240, 208551), (1302, 198620), (1736, 148965), (1860, 139034), (2170, 119172), (2604, 99310), (3255, 79448), (3720, 69517), (4340, 59586), (5208, 49655), (6510, 39724), (8680, 29793), (9931, 26040), (13020, 19862)]