15661803920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3499}}^1\times {\mathrm{7993}}^1$

素因数の和:11512

約数の個数: 80

約数和(自身を含む): 41632752000

約数和(自身を除く): 25970948080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3499, 6998, 7993, 13996, 15986, 17495, 24493, 27992, 31972, 34990, 39965, 48986, 55951, 55984, 63944, 69980, 79930, 97972, 111902, 122465, 127888, 139960, 159860, 195944, 223804, 244930, 279755, 279920, 319720, 391888, 447608, 489860, 559510, 639440, 895216, 979720, 1119020, 1959440, 2238040, 4476080, 27967507, 55935014, 111870028, 139837535, 195772549, 223740056, 279675070, 391545098, 447480112, 559350140, 783090196, 978862745, 1118700280, 1566180392, 1957725490, 2237400560, 3132360784, 3915450980, 7830901960, 15661803920]

約数ペア:

[(1, 15661803920), (2, 7830901960), (4, 3915450980), (5, 3132360784), (7, 2237400560), (8, 1957725490), (10, 1566180392), (14, 1118700280), (16, 978862745), (20, 783090196), (28, 559350140), (35, 447480112), (40, 391545098), (56, 279675070), (70, 223740056), (80, 195772549), (112, 139837535), (140, 111870028), (280, 55935014), (560, 27967507), (3499, 4476080), (6998, 2238040), (7993, 1959440), (13996, 1119020), (15986, 979720), (17495, 895216), (24493, 639440), (27992, 559510), (31972, 489860), (34990, 447608), (39965, 391888), (48986, 319720), (55951, 279920), (55984, 279755), (63944, 244930), (69980, 223804), (79930, 195944), (97972, 159860), (111902, 139960), (122465, 127888)]