1228274560

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61909}}^1$

素因数の和:61959

約数の個数: 64

約数和(自身を含む): 3031113600

約数和(自身を除く): 1802839040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 61909, 123818, 247636, 309545, 495272, 619090, 990544, 1238180, 1919179, 1981088, 2476360, 3838358, 3962176, 4952720, 7676716, 7924352, 9595895, 9905440, 15353432, 19191790, 19810880, 30706864, 38383580, 39621760, 61413728, 76767160, 122827456, 153534320, 245654912, 307068640, 614137280, 1228274560]

約数ペア:

[(1, 1228274560), (2, 614137280), (4, 307068640), (5, 245654912), (8, 153534320), (10, 122827456), (16, 76767160), (20, 61413728), (31, 39621760), (32, 38383580), (40, 30706864), (62, 19810880), (64, 19191790), (80, 15353432), (124, 9905440), (128, 9595895), (155, 7924352), (160, 7676716), (248, 4952720), (310, 3962176), (320, 3838358), (496, 2476360), (620, 1981088), (640, 1919179), (992, 1238180), (1240, 990544), (1984, 619090), (2480, 495272), (3968, 309545), (4960, 247636), (9920, 123818), (19840, 61909)]