16336980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 55770624

約数和(自身を除く): 39433644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 37, 44, 45, 55, 60, 66, 74, 90, 99, 110, 111, 132, 148, 165, 180, 185, 198, 220, 222, 223, 330, 333, 370, 396, 407, 444, 446, 495, 555, 660, 666, 669, 740, 814, 892, 990, 1110, 1115, 1221, 1332, 1338, 1628, 1665, 1980, 2007, 2035, 2220, 2230, 2442, 2453, 2676, 3330, 3345, 3663, 4014, 4070, 4460, 4884, 4906, 6105, 6660, 6690, 7326, 7359, 8028, 8140, 8251, 9812, 10035, 12210, 12265, 13380, 14652, 14718, 16502, 18315, 20070, 22077, 24420, 24530, 24753, 29436, 33004, 36630, 36795, 40140, 41255, 44154, 49060, 49506, 73260, 73590, 74259, 82510, 88308, 90761, 99012, 110385, 123765, 147180, 148518, 165020, 181522, 220770, 247530, 272283, 297036, 363044, 371295, 441540, 453805, 495060, 544566, 742590, 816849, 907610, 1089132, 1361415, 1485180, 1633698, 1815220, 2722830, 3267396, 4084245, 5445660, 8168490, 16336980]

約数ペア:

[(1, 16336980), (2, 8168490), (3, 5445660), (4, 4084245), (5, 3267396), (6, 2722830), (9, 1815220), (10, 1633698), (11, 1485180), (12, 1361415), (15, 1089132), (18, 907610), (20, 816849), (22, 742590), (30, 544566), (33, 495060), (36, 453805), (37, 441540), (44, 371295), (45, 363044), (55, 297036), (60, 272283), (66, 247530), (74, 220770), (90, 181522), (99, 165020), (110, 148518), (111, 147180), (132, 123765), (148, 110385), (165, 99012), (180, 90761), (185, 88308), (198, 82510), (220, 74259), (222, 73590), (223, 73260), (330, 49506), (333, 49060), (370, 44154), (396, 41255), (407, 40140), (444, 36795), (446, 36630), (495, 33004), (555, 29436), (660, 24753), (666, 24530), (669, 24420), (740, 22077), (814, 20070), (892, 18315), (990, 16502), (1110, 14718), (1115, 14652), (1221, 13380), (1332, 12265), (1338, 12210), (1628, 10035), (1665, 9812), (1980, 8251), (2007, 8140), (2035, 8028), (2220, 7359), (2230, 7326), (2442, 6690), (2453, 6660), (2676, 6105), (3330, 4906), (3345, 4884), (3663, 4460), (4014, 4070)]