261803808

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7679

約数の個数: 144

約数和(自身を含む): 901031040

約数和(自身を除く): 639227232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 96, 102, 112, 119, 126, 136, 144, 153, 168, 204, 224, 238, 252, 272, 288, 306, 336, 357, 408, 476, 504, 544, 612, 672, 714, 816, 952, 1008, 1071, 1224, 1428, 1632, 1904, 2016, 2142, 2448, 2856, 3808, 4284, 4896, 5712, 7639, 8568, 11424, 15278, 17136, 22917, 30556, 34272, 45834, 53473, 61112, 68751, 91668, 106946, 122224, 129863, 137502, 160419, 183336, 213892, 244448, 259726, 275004, 320838, 366672, 389589, 427784, 481257, 519452, 550008, 641676, 733344, 779178, 855568, 909041, 962514, 1038904, 1100016, 1168767, 1283352, 1558356, 1711136, 1818082, 1925028, 2077808, 2200032, 2337534, 2566704, 2727123, 3116712, 3636164, 3850056, 4155616, 4675068, 5133408, 5454246, 6233424, 7272328, 7700112, 8181369, 9350136, 10908492, 12466848, 14544656, 15400224, 16362738, 18700272, 21816984, 29089312, 32725476, 37400544, 43633968, 65450952, 87267936, 130901904, 261803808]

約数ペア:

[(1, 261803808), (2, 130901904), (3, 87267936), (4, 65450952), (6, 43633968), (7, 37400544), (8, 32725476), (9, 29089312), (12, 21816984), (14, 18700272), (16, 16362738), (17, 15400224), (18, 14544656), (21, 12466848), (24, 10908492), (28, 9350136), (32, 8181369), (34, 7700112), (36, 7272328), (42, 6233424), (48, 5454246), (51, 5133408), (56, 4675068), (63, 4155616), (68, 3850056), (72, 3636164), (84, 3116712), (96, 2727123), (102, 2566704), (112, 2337534), (119, 2200032), (126, 2077808), (136, 1925028), (144, 1818082), (153, 1711136), (168, 1558356), (204, 1283352), (224, 1168767), (238, 1100016), (252, 1038904), (272, 962514), (288, 909041), (306, 855568), (336, 779178), (357, 733344), (408, 641676), (476, 550008), (504, 519452), (544, 481257), (612, 427784), (672, 389589), (714, 366672), (816, 320838), (952, 275004), (1008, 259726), (1071, 244448), (1224, 213892), (1428, 183336), (1632, 160419), (1904, 137502), (2016, 129863), (2142, 122224), (2448, 106946), (2856, 91668), (3808, 68751), (4284, 61112), (4896, 53473), (5712, 45834), (7639, 34272), (8568, 30556), (11424, 22917), (15278, 17136)]