70530280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 181958400

約数和(自身を除く): 111428120

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 53, 68, 76, 85, 95, 103, 106, 136, 152, 170, 190, 206, 212, 265, 323, 340, 380, 412, 424, 515, 530, 646, 680, 760, 824, 901, 1007, 1030, 1060, 1292, 1615, 1751, 1802, 1957, 2014, 2060, 2120, 2584, 3230, 3502, 3604, 3914, 4028, 4120, 4505, 5035, 5459, 6460, 7004, 7208, 7828, 8056, 8755, 9010, 9785, 10070, 10918, 12920, 14008, 15656, 17119, 17510, 18020, 19570, 20140, 21836, 27295, 33269, 34238, 35020, 36040, 39140, 40280, 43672, 54590, 66538, 68476, 70040, 78280, 85595, 92803, 103721, 109180, 133076, 136952, 166345, 171190, 185606, 207442, 218360, 266152, 332690, 342380, 371212, 414884, 464015, 518605, 665380, 684760, 742424, 829768, 928030, 1037210, 1330760, 1763257, 1856060, 2074420, 3526514, 3712120, 4148840, 7053028, 8816285, 14106056, 17632570, 35265140, 70530280]

約数ペア:

[(1, 70530280), (2, 35265140), (4, 17632570), (5, 14106056), (8, 8816285), (10, 7053028), (17, 4148840), (19, 3712120), (20, 3526514), (34, 2074420), (38, 1856060), (40, 1763257), (53, 1330760), (68, 1037210), (76, 928030), (85, 829768), (95, 742424), (103, 684760), (106, 665380), (136, 518605), (152, 464015), (170, 414884), (190, 371212), (206, 342380), (212, 332690), (265, 266152), (323, 218360), (340, 207442), (380, 185606), (412, 171190), (424, 166345), (515, 136952), (530, 133076), (646, 109180), (680, 103721), (760, 92803), (824, 85595), (901, 78280), (1007, 70040), (1030, 68476), (1060, 66538), (1292, 54590), (1615, 43672), (1751, 40280), (1802, 39140), (1957, 36040), (2014, 35020), (2060, 34238), (2120, 33269), (2584, 27295), (3230, 21836), (3502, 20140), (3604, 19570), (3914, 18020), (4028, 17510), (4120, 17119), (4505, 15656), (5035, 14008), (5459, 12920), (6460, 10918), (7004, 10070), (7208, 9785), (7828, 9010), (8056, 8755)]