8241660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 29632512

約数和(自身を除く): 21390852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 211, 217, 252, 279, 310, 315, 372, 420, 422, 434, 465, 558, 620, 630, 633, 651, 844, 868, 930, 1055, 1085, 1116, 1260, 1266, 1302, 1395, 1477, 1860, 1899, 1953, 2110, 2170, 2532, 2604, 2790, 2954, 3165, 3255, 3798, 3906, 4220, 4340, 4431, 5580, 5908, 6330, 6510, 6541, 7385, 7596, 7812, 8862, 9495, 9765, 12660, 13020, 13082, 13293, 14770, 17724, 18990, 19530, 19623, 22155, 26164, 26586, 29540, 32705, 37980, 39060, 39246, 44310, 45787, 53172, 58869, 65410, 66465, 78492, 88620, 91574, 98115, 117738, 130820, 132930, 137361, 183148, 196230, 228935, 235476, 265860, 274722, 294345, 392460, 412083, 457870, 549444, 588690, 686805, 824166, 915740, 1177380, 1373610, 1648332, 2060415, 2747220, 4120830, 8241660]

約数ペア:

[(1, 8241660), (2, 4120830), (3, 2747220), (4, 2060415), (5, 1648332), (6, 1373610), (7, 1177380), (9, 915740), (10, 824166), (12, 686805), (14, 588690), (15, 549444), (18, 457870), (20, 412083), (21, 392460), (28, 294345), (30, 274722), (31, 265860), (35, 235476), (36, 228935), (42, 196230), (45, 183148), (60, 137361), (62, 132930), (63, 130820), (70, 117738), (84, 98115), (90, 91574), (93, 88620), (105, 78492), (124, 66465), (126, 65410), (140, 58869), (155, 53172), (180, 45787), (186, 44310), (210, 39246), (211, 39060), (217, 37980), (252, 32705), (279, 29540), (310, 26586), (315, 26164), (372, 22155), (420, 19623), (422, 19530), (434, 18990), (465, 17724), (558, 14770), (620, 13293), (630, 13082), (633, 13020), (651, 12660), (844, 9765), (868, 9495), (930, 8862), (1055, 7812), (1085, 7596), (1116, 7385), (1260, 6541), (1266, 6510), (1302, 6330), (1395, 5908), (1477, 5580), (1860, 4431), (1899, 4340), (1953, 4220), (2110, 3906), (2170, 3798), (2532, 3255), (2604, 3165), (2790, 2954)]