238190360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 582819840

約数和(自身を除く): 344629480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 61, 62, 67, 94, 122, 124, 134, 155, 188, 235, 244, 248, 268, 305, 310, 335, 376, 470, 488, 536, 610, 620, 670, 940, 1220, 1240, 1340, 1457, 1880, 1891, 2077, 2440, 2680, 2867, 2914, 3149, 3782, 4087, 4154, 5734, 5828, 6298, 7285, 7564, 8174, 8308, 9455, 10385, 11468, 11656, 12596, 14335, 14570, 15128, 15745, 16348, 16616, 18910, 20435, 20770, 22936, 25192, 28670, 29140, 31490, 32696, 37820, 40870, 41540, 57340, 58280, 62980, 75640, 81740, 83080, 88877, 97619, 114680, 125960, 126697, 163480, 177754, 192089, 195238, 253394, 355508, 384178, 390476, 444385, 488095, 506788, 633485, 711016, 768356, 780952, 888770, 960445, 976190, 1013576, 1266970, 1536712, 1777540, 1920890, 1952380, 2533940, 3555080, 3841780, 3904760, 5067880, 5954759, 7683560, 11909518, 23819036, 29773795, 47638072, 59547590, 119095180, 238190360]

約数ペア:

[(1, 238190360), (2, 119095180), (4, 59547590), (5, 47638072), (8, 29773795), (10, 23819036), (20, 11909518), (31, 7683560), (40, 5954759), (47, 5067880), (61, 3904760), (62, 3841780), (67, 3555080), (94, 2533940), (122, 1952380), (124, 1920890), (134, 1777540), (155, 1536712), (188, 1266970), (235, 1013576), (244, 976190), (248, 960445), (268, 888770), (305, 780952), (310, 768356), (335, 711016), (376, 633485), (470, 506788), (488, 488095), (536, 444385), (610, 390476), (620, 384178), (670, 355508), (940, 253394), (1220, 195238), (1240, 192089), (1340, 177754), (1457, 163480), (1880, 126697), (1891, 125960), (2077, 114680), (2440, 97619), (2680, 88877), (2867, 83080), (2914, 81740), (3149, 75640), (3782, 62980), (4087, 58280), (4154, 57340), (5734, 41540), (5828, 40870), (6298, 37820), (7285, 32696), (7564, 31490), (8174, 29140), (8308, 28670), (9455, 25192), (10385, 22936), (11468, 20770), (11656, 20435), (12596, 18910), (14335, 16616), (14570, 16348), (15128, 15745)]