242350640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{25457}}^1$

素因数の和:25494

約数の個数: 80

約数和(自身を含む): 681867072

約数和(自身を除く): 439516432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 25457, 50914, 101828, 127285, 178199, 203656, 254570, 356398, 407312, 432769, 509140, 712796, 865538, 890995, 1018280, 1425592, 1731076, 1781990, 2036560, 2163845, 2851184, 3029383, 3462152, 3563980, 4327690, 6058766, 6924304, 7127960, 8655380, 12117532, 14255920, 15146915, 17310760, 24235064, 30293830, 34621520, 48470128, 60587660, 121175320, 242350640]

約数ペア:

[(1, 242350640), (2, 121175320), (4, 60587660), (5, 48470128), (7, 34621520), (8, 30293830), (10, 24235064), (14, 17310760), (16, 15146915), (17, 14255920), (20, 12117532), (28, 8655380), (34, 7127960), (35, 6924304), (40, 6058766), (56, 4327690), (68, 3563980), (70, 3462152), (80, 3029383), (85, 2851184), (112, 2163845), (119, 2036560), (136, 1781990), (140, 1731076), (170, 1425592), (238, 1018280), (272, 890995), (280, 865538), (340, 712796), (476, 509140), (560, 432769), (595, 407312), (680, 356398), (952, 254570), (1190, 203656), (1360, 178199), (1904, 127285), (2380, 101828), (4760, 50914), (9520, 25457)]