261530208

素因数分解:

$2^5\times 3^7\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 800936640

約数和(自身を除く): 539406432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 72, 74, 81, 96, 101, 108, 111, 144, 148, 162, 202, 216, 222, 243, 288, 296, 303, 324, 333, 404, 432, 444, 486, 592, 606, 648, 666, 729, 808, 864, 888, 909, 972, 999, 1184, 1212, 1296, 1332, 1458, 1616, 1776, 1818, 1944, 1998, 2187, 2424, 2592, 2664, 2727, 2916, 2997, 3232, 3552, 3636, 3737, 3888, 3996, 4374, 4848, 5328, 5454, 5832, 5994, 7272, 7474, 7776, 7992, 8181, 8748, 8991, 9696, 10656, 10908, 11211, 11664, 11988, 14544, 14948, 15984, 16362, 17496, 17982, 21816, 22422, 23328, 23976, 24543, 26973, 29088, 29896, 31968, 32724, 33633, 34992, 35964, 43632, 44844, 47952, 49086, 53946, 59792, 65448, 67266, 69984, 71928, 73629, 80919, 87264, 89688, 95904, 98172, 100899, 107892, 119584, 130896, 134532, 143856, 147258, 161838, 179376, 196344, 201798, 215784, 220887, 261792, 269064, 287712, 294516, 302697, 323676, 358752, 392688, 403596, 431568, 441774, 538128, 589032, 605394, 647352, 785376, 807192, 863136, 883548, 908091, 1076256, 1178064, 1210788, 1294704, 1614384, 1767096, 1816182, 2356128, 2421576, 2589408, 2724273, 3228768, 3534192, 3632364, 4843152, 5448546, 7068384, 7264728, 8172819, 9686304, 10897092, 14529456, 16345638, 21794184, 29058912, 32691276, 43588368, 65382552, 87176736, 130765104, 261530208]

約数ペア:

[(1, 261530208), (2, 130765104), (3, 87176736), (4, 65382552), (6, 43588368), (8, 32691276), (9, 29058912), (12, 21794184), (16, 16345638), (18, 14529456), (24, 10897092), (27, 9686304), (32, 8172819), (36, 7264728), (37, 7068384), (48, 5448546), (54, 4843152), (72, 3632364), (74, 3534192), (81, 3228768), (96, 2724273), (101, 2589408), (108, 2421576), (111, 2356128), (144, 1816182), (148, 1767096), (162, 1614384), (202, 1294704), (216, 1210788), (222, 1178064), (243, 1076256), (288, 908091), (296, 883548), (303, 863136), (324, 807192), (333, 785376), (404, 647352), (432, 605394), (444, 589032), (486, 538128), (592, 441774), (606, 431568), (648, 403596), (666, 392688), (729, 358752), (808, 323676), (864, 302697), (888, 294516), (909, 287712), (972, 269064), (999, 261792), (1184, 220887), (1212, 215784), (1296, 201798), (1332, 196344), (1458, 179376), (1616, 161838), (1776, 147258), (1818, 143856), (1944, 134532), (1998, 130896), (2187, 119584), (2424, 107892), (2592, 100899), (2664, 98172), (2727, 95904), (2916, 89688), (2997, 87264), (3232, 80919), (3552, 73629), (3636, 71928), (3737, 69984), (3888, 67266), (3996, 65448), (4374, 59792), (4848, 53946), (5328, 49086), (5454, 47952), (5832, 44844), (5994, 43632), (7272, 35964), (7474, 34992), (7776, 33633), (7992, 32724), (8181, 31968), (8748, 29896), (8991, 29088), (9696, 26973), (10656, 24543), (10908, 23976), (11211, 23328), (11664, 22422), (11988, 21816), (14544, 17982), (14948, 17496), (15984, 16362)]