28594440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1621}}^1$

素因数の和:1652

約数の個数: 144

約数和(自身を含む): 108171180

約数和(自身を除く): 79576740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1621, 1764, 1960, 2205, 2520, 2940, 3242, 3528, 4410, 4863, 5880, 6484, 8105, 8820, 9726, 11347, 12968, 14589, 16210, 17640, 19452, 22694, 24315, 29178, 32420, 34041, 38904, 45388, 48630, 56735, 58356, 64840, 68082, 72945, 79429, 90776, 97260, 102123, 113470, 116712, 136164, 145890, 158858, 170205, 194520, 204246, 226940, 238287, 272328, 291780, 317716, 340410, 397145, 408492, 453880, 476574, 510615, 583560, 635432, 680820, 714861, 794290, 816984, 953148, 1021230, 1191435, 1361640, 1429722, 1588580, 1906296, 2042460, 2382870, 2859444, 3177160, 3574305, 4084920, 4765740, 5718888, 7148610, 9531480, 14297220, 28594440]

約数ペア:

[(1, 28594440), (2, 14297220), (3, 9531480), (4, 7148610), (5, 5718888), (6, 4765740), (7, 4084920), (8, 3574305), (9, 3177160), (10, 2859444), (12, 2382870), (14, 2042460), (15, 1906296), (18, 1588580), (20, 1429722), (21, 1361640), (24, 1191435), (28, 1021230), (30, 953148), (35, 816984), (36, 794290), (40, 714861), (42, 680820), (45, 635432), (49, 583560), (56, 510615), (60, 476574), (63, 453880), (70, 408492), (72, 397145), (84, 340410), (90, 317716), (98, 291780), (105, 272328), (120, 238287), (126, 226940), (140, 204246), (147, 194520), (168, 170205), (180, 158858), (196, 145890), (210, 136164), (245, 116712), (252, 113470), (280, 102123), (294, 97260), (315, 90776), (360, 79429), (392, 72945), (420, 68082), (441, 64840), (490, 58356), (504, 56735), (588, 48630), (630, 45388), (735, 38904), (840, 34041), (882, 32420), (980, 29178), (1176, 24315), (1260, 22694), (1470, 19452), (1621, 17640), (1764, 16210), (1960, 14589), (2205, 12968), (2520, 11347), (2940, 9726), (3242, 8820), (3528, 8105), (4410, 6484), (4863, 5880)]