461489480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1623

約数の個数: 128

約数和(自身を含む): 1208390400

約数和(自身を除く): 746900920

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 23, 34, 38, 40, 46, 68, 76, 85, 92, 95, 115, 136, 152, 170, 184, 190, 230, 323, 340, 380, 391, 437, 460, 646, 680, 760, 782, 874, 920, 1292, 1553, 1564, 1615, 1748, 1955, 2185, 2584, 3106, 3128, 3230, 3496, 3910, 4370, 6212, 6460, 7429, 7765, 7820, 8740, 12424, 12920, 14858, 15530, 15640, 17480, 26401, 29507, 29716, 31060, 35719, 37145, 52802, 59014, 59432, 62120, 71438, 74290, 105604, 118028, 132005, 142876, 147535, 148580, 178595, 211208, 236056, 264010, 285752, 295070, 297160, 357190, 501619, 528020, 590140, 607223, 678661, 714380, 1003238, 1056040, 1180280, 1214446, 1357322, 1428760, 2006476, 2428892, 2508095, 2714644, 3036115, 3393305, 4012952, 4857784, 5016190, 5429288, 6072230, 6786610, 10032380, 11537237, 12144460, 13573220, 20064760, 23074474, 24288920, 27146440, 46148948, 57686185, 92297896, 115372370, 230744740, 461489480]

約数ペア:

[(1, 461489480), (2, 230744740), (4, 115372370), (5, 92297896), (8, 57686185), (10, 46148948), (17, 27146440), (19, 24288920), (20, 23074474), (23, 20064760), (34, 13573220), (38, 12144460), (40, 11537237), (46, 10032380), (68, 6786610), (76, 6072230), (85, 5429288), (92, 5016190), (95, 4857784), (115, 4012952), (136, 3393305), (152, 3036115), (170, 2714644), (184, 2508095), (190, 2428892), (230, 2006476), (323, 1428760), (340, 1357322), (380, 1214446), (391, 1180280), (437, 1056040), (460, 1003238), (646, 714380), (680, 678661), (760, 607223), (782, 590140), (874, 528020), (920, 501619), (1292, 357190), (1553, 297160), (1564, 295070), (1615, 285752), (1748, 264010), (1955, 236056), (2185, 211208), (2584, 178595), (3106, 148580), (3128, 147535), (3230, 142876), (3496, 132005), (3910, 118028), (4370, 105604), (6212, 74290), (6460, 71438), (7429, 62120), (7765, 59432), (7820, 59014), (8740, 52802), (12424, 37145), (12920, 35719), (14858, 31060), (15530, 29716), (15640, 29507), (17480, 26401)]