245670040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 192

約数和(自身を含む): 720679680

約数和(自身を除く): 475009640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 83, 88, 110, 124, 140, 154, 155, 166, 217, 220, 248, 280, 308, 310, 332, 341, 385, 415, 434, 440, 581, 616, 620, 664, 682, 770, 830, 868, 913, 961, 1085, 1162, 1240, 1364, 1540, 1660, 1705, 1736, 1826, 1922, 2170, 2324, 2387, 2573, 2728, 2905, 3080, 3320, 3410, 3652, 3844, 4340, 4565, 4648, 4774, 4805, 5146, 5810, 6391, 6727, 6820, 7304, 7688, 8680, 9130, 9548, 9610, 10292, 10571, 11620, 11935, 12782, 12865, 13454, 13640, 18011, 18260, 19096, 19220, 20584, 21142, 23240, 23870, 25564, 25730, 26908, 28303, 31955, 33635, 36022, 36520, 38440, 42284, 47740, 51128, 51460, 52855, 53816, 56606, 63910, 67270, 72044, 73997, 79763, 84568, 90055, 95480, 102920, 105710, 113212, 127820, 134540, 141515, 144088, 147994, 159526, 180110, 198121, 211420, 226424, 255640, 269080, 283030, 295988, 319052, 360220, 369985, 396242, 398815, 422840, 558341, 566060, 591976, 638104, 720440, 739970, 792484, 797630, 877393, 990605, 1116682, 1132120, 1479940, 1584968, 1595260, 1754786, 1981210, 2233364, 2791705, 2959880, 3190520, 3509572, 3962420, 4386965, 4466728, 5583410, 6141751, 7019144, 7924840, 8773930, 11166820, 12283502, 17547860, 22333640, 24567004, 30708755, 35095720, 49134008, 61417510, 122835020, 245670040]

約数ペア:

[(1, 245670040), (2, 122835020), (4, 61417510), (5, 49134008), (7, 35095720), (8, 30708755), (10, 24567004), (11, 22333640), (14, 17547860), (20, 12283502), (22, 11166820), (28, 8773930), (31, 7924840), (35, 7019144), (40, 6141751), (44, 5583410), (55, 4466728), (56, 4386965), (62, 3962420), (70, 3509572), (77, 3190520), (83, 2959880), (88, 2791705), (110, 2233364), (124, 1981210), (140, 1754786), (154, 1595260), (155, 1584968), (166, 1479940), (217, 1132120), (220, 1116682), (248, 990605), (280, 877393), (308, 797630), (310, 792484), (332, 739970), (341, 720440), (385, 638104), (415, 591976), (434, 566060), (440, 558341), (581, 422840), (616, 398815), (620, 396242), (664, 369985), (682, 360220), (770, 319052), (830, 295988), (868, 283030), (913, 269080), (961, 255640), (1085, 226424), (1162, 211420), (1240, 198121), (1364, 180110), (1540, 159526), (1660, 147994), (1705, 144088), (1736, 141515), (1826, 134540), (1922, 127820), (2170, 113212), (2324, 105710), (2387, 102920), (2573, 95480), (2728, 90055), (2905, 84568), (3080, 79763), (3320, 73997), (3410, 72044), (3652, 67270), (3844, 63910), (4340, 56606), (4565, 53816), (4648, 52855), (4774, 51460), (4805, 51128), (5146, 47740), (5810, 42284), (6391, 38440), (6727, 36520), (6820, 36022), (7304, 33635), (7688, 31955), (8680, 28303), (9130, 26908), (9548, 25730), (9610, 25564), (10292, 23870), (10571, 23240), (11620, 21142), (11935, 20584), (12782, 19220), (12865, 19096), (13454, 18260), (13640, 18011)]