18045160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 49512960

約数和(自身を除く): 31467800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 223, 238, 280, 289, 340, 446, 476, 578, 595, 680, 892, 952, 1115, 1156, 1190, 1445, 1561, 1784, 2023, 2230, 2312, 2380, 2890, 3122, 3791, 4046, 4460, 4760, 5780, 6244, 7582, 7805, 8092, 8920, 10115, 11560, 12488, 15164, 15610, 16184, 18955, 20230, 26537, 30328, 31220, 37910, 40460, 53074, 62440, 64447, 75820, 80920, 106148, 128894, 132685, 151640, 212296, 257788, 265370, 322235, 451129, 515576, 530740, 644470, 902258, 1061480, 1288940, 1804516, 2255645, 2577880, 3609032, 4511290, 9022580, 18045160]

約数ペア:

[(1, 18045160), (2, 9022580), (4, 4511290), (5, 3609032), (7, 2577880), (8, 2255645), (10, 1804516), (14, 1288940), (17, 1061480), (20, 902258), (28, 644470), (34, 530740), (35, 515576), (40, 451129), (56, 322235), (68, 265370), (70, 257788), (85, 212296), (119, 151640), (136, 132685), (140, 128894), (170, 106148), (223, 80920), (238, 75820), (280, 64447), (289, 62440), (340, 53074), (446, 40460), (476, 37910), (578, 31220), (595, 30328), (680, 26537), (892, 20230), (952, 18955), (1115, 16184), (1156, 15610), (1190, 15164), (1445, 12488), (1561, 11560), (1784, 10115), (2023, 8920), (2230, 8092), (2312, 7805), (2380, 7582), (2890, 6244), (3122, 5780), (3791, 4760), (4046, 4460)]