13315680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{1321}}^1$

素因数の和:1349

約数の個数: 144

約数和(自身を含む): 51970464

約数和(自身を除く): 38654784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1321, 1440, 1680, 2016, 2520, 2642, 3360, 3963, 5040, 5284, 6605, 7926, 9247, 10080, 10568, 11889, 13210, 15852, 18494, 19815, 21136, 23778, 26420, 27741, 31704, 36988, 39630, 42272, 46235, 47556, 52840, 55482, 59445, 63408, 73976, 79260, 83223, 92470, 95112, 105680, 110964, 118890, 126816, 138705, 147952, 158520, 166446, 184940, 190224, 211360, 221928, 237780, 277410, 295904, 317040, 332892, 369880, 380448, 416115, 443856, 475560, 554820, 634080, 665784, 739760, 832230, 887712, 951120, 1109640, 1331568, 1479520, 1664460, 1902240, 2219280, 2663136, 3328920, 4438560, 6657840, 13315680]

約数ペア:

[(1, 13315680), (2, 6657840), (3, 4438560), (4, 3328920), (5, 2663136), (6, 2219280), (7, 1902240), (8, 1664460), (9, 1479520), (10, 1331568), (12, 1109640), (14, 951120), (15, 887712), (16, 832230), (18, 739760), (20, 665784), (21, 634080), (24, 554820), (28, 475560), (30, 443856), (32, 416115), (35, 380448), (36, 369880), (40, 332892), (42, 317040), (45, 295904), (48, 277410), (56, 237780), (60, 221928), (63, 211360), (70, 190224), (72, 184940), (80, 166446), (84, 158520), (90, 147952), (96, 138705), (105, 126816), (112, 118890), (120, 110964), (126, 105680), (140, 95112), (144, 92470), (160, 83223), (168, 79260), (180, 73976), (210, 63408), (224, 59445), (240, 55482), (252, 52840), (280, 47556), (288, 46235), (315, 42272), (336, 39630), (360, 36988), (420, 31704), (480, 27741), (504, 26420), (560, 23778), (630, 21136), (672, 19815), (720, 18494), (840, 15852), (1008, 13210), (1120, 11889), (1260, 10568), (1321, 10080), (1440, 9247), (1680, 7926), (2016, 6605), (2520, 5284), (2642, 5040), (3360, 3963)]