661839264

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:551

約数の個数: 144

約数和(自身を含む): 1937079144

約数和(自身を除く): 1275239880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 101, 122, 144, 183, 202, 244, 288, 303, 366, 373, 404, 488, 549, 606, 732, 746, 808, 909, 976, 1098, 1119, 1212, 1464, 1492, 1616, 1818, 1952, 2196, 2238, 2424, 2928, 2984, 3232, 3357, 3636, 4392, 4476, 4848, 5856, 5968, 6161, 6714, 7272, 8784, 8952, 9696, 11936, 12322, 13428, 14544, 17568, 17904, 18483, 22753, 24644, 26856, 29088, 35808, 36966, 37673, 45506, 49288, 53712, 55449, 68259, 73932, 75346, 91012, 98576, 107424, 110898, 113019, 136518, 147864, 150692, 182024, 197152, 204777, 221796, 226038, 273036, 295728, 301384, 339057, 364048, 409554, 443592, 452076, 546072, 591456, 602768, 678114, 728096, 819108, 887184, 904152, 1092144, 1205536, 1356228, 1638216, 1774368, 1808304, 2184288, 2298053, 2712456, 3276432, 3616608, 4596106, 5424912, 6552864, 6894159, 9192212, 10849824, 13788318, 18384424, 20682477, 27576636, 36768848, 41364954, 55153272, 73537696, 82729908, 110306544, 165459816, 220613088, 330919632, 661839264]

約数ペア:

[(1, 661839264), (2, 330919632), (3, 220613088), (4, 165459816), (6, 110306544), (8, 82729908), (9, 73537696), (12, 55153272), (16, 41364954), (18, 36768848), (24, 27576636), (32, 20682477), (36, 18384424), (48, 13788318), (61, 10849824), (72, 9192212), (96, 6894159), (101, 6552864), (122, 5424912), (144, 4596106), (183, 3616608), (202, 3276432), (244, 2712456), (288, 2298053), (303, 2184288), (366, 1808304), (373, 1774368), (404, 1638216), (488, 1356228), (549, 1205536), (606, 1092144), (732, 904152), (746, 887184), (808, 819108), (909, 728096), (976, 678114), (1098, 602768), (1119, 591456), (1212, 546072), (1464, 452076), (1492, 443592), (1616, 409554), (1818, 364048), (1952, 339057), (2196, 301384), (2238, 295728), (2424, 273036), (2928, 226038), (2984, 221796), (3232, 204777), (3357, 197152), (3636, 182024), (4392, 150692), (4476, 147864), (4848, 136518), (5856, 113019), (5968, 110898), (6161, 107424), (6714, 98576), (7272, 91012), (8784, 75346), (8952, 73932), (9696, 68259), (11936, 55449), (12322, 53712), (13428, 49288), (14544, 45506), (17568, 37673), (17904, 36966), (18483, 35808), (22753, 29088), (24644, 26856)]