735280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:134

約数の個数: 80

約数和(自身を含む): 2124864

約数和(自身を除く): 1389584

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 101, 104, 112, 130, 140, 182, 202, 208, 260, 280, 364, 404, 455, 505, 520, 560, 707, 728, 808, 910, 1010, 1040, 1313, 1414, 1456, 1616, 1820, 2020, 2626, 2828, 3535, 3640, 4040, 5252, 5656, 6565, 7070, 7280, 8080, 9191, 10504, 11312, 13130, 14140, 18382, 21008, 26260, 28280, 36764, 45955, 52520, 56560, 73528, 91910, 105040, 147056, 183820, 367640, 735280]

約数ペア:

[(1, 735280), (2, 367640), (4, 183820), (5, 147056), (7, 105040), (8, 91910), (10, 73528), (13, 56560), (14, 52520), (16, 45955), (20, 36764), (26, 28280), (28, 26260), (35, 21008), (40, 18382), (52, 14140), (56, 13130), (65, 11312), (70, 10504), (80, 9191), (91, 8080), (101, 7280), (104, 7070), (112, 6565), (130, 5656), (140, 5252), (182, 4040), (202, 3640), (208, 3535), (260, 2828), (280, 2626), (364, 2020), (404, 1820), (455, 1616), (505, 1456), (520, 1414), (560, 1313), (707, 1040), (728, 1010), (808, 910)]