128589480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 440154000

約数和(自身を除く): 311564520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 109, 113, 116, 120, 145, 174, 180, 218, 226, 232, 261, 290, 327, 339, 348, 360, 435, 436, 452, 522, 545, 565, 580, 654, 678, 696, 870, 872, 904, 981, 1017, 1044, 1090, 1130, 1160, 1305, 1308, 1356, 1635, 1695, 1740, 1962, 2034, 2088, 2180, 2260, 2610, 2616, 2712, 3161, 3270, 3277, 3390, 3480, 3924, 4068, 4360, 4520, 4905, 5085, 5220, 6322, 6540, 6554, 6780, 7848, 8136, 9483, 9810, 9831, 10170, 10440, 12317, 12644, 13080, 13108, 13560, 15805, 16385, 18966, 19620, 19662, 20340, 24634, 25288, 26216, 28449, 29493, 31610, 32770, 36951, 37932, 39240, 39324, 40680, 47415, 49155, 49268, 56898, 58986, 61585, 63220, 65540, 73902, 75864, 78648, 94830, 98310, 98536, 110853, 113796, 117972, 123170, 126440, 131080, 142245, 147465, 147804, 184755, 189660, 196620, 221706, 227592, 235944, 246340, 284490, 294930, 295608, 357193, 369510, 379320, 393240, 443412, 492680, 554265, 568980, 589860, 714386, 739020, 886824, 1071579, 1108530, 1137960, 1179720, 1428772, 1478040, 1785965, 2143158, 2217060, 2857544, 3214737, 3571930, 4286316, 4434120, 5357895, 6429474, 7143860, 8572632, 10715790, 12858948, 14287720, 16073685, 21431580, 25717896, 32147370, 42863160, 64294740, 128589480]

約数ペア:

[(1, 128589480), (2, 64294740), (3, 42863160), (4, 32147370), (5, 25717896), (6, 21431580), (8, 16073685), (9, 14287720), (10, 12858948), (12, 10715790), (15, 8572632), (18, 7143860), (20, 6429474), (24, 5357895), (29, 4434120), (30, 4286316), (36, 3571930), (40, 3214737), (45, 2857544), (58, 2217060), (60, 2143158), (72, 1785965), (87, 1478040), (90, 1428772), (109, 1179720), (113, 1137960), (116, 1108530), (120, 1071579), (145, 886824), (174, 739020), (180, 714386), (218, 589860), (226, 568980), (232, 554265), (261, 492680), (290, 443412), (327, 393240), (339, 379320), (348, 369510), (360, 357193), (435, 295608), (436, 294930), (452, 284490), (522, 246340), (545, 235944), (565, 227592), (580, 221706), (654, 196620), (678, 189660), (696, 184755), (870, 147804), (872, 147465), (904, 142245), (981, 131080), (1017, 126440), (1044, 123170), (1090, 117972), (1130, 113796), (1160, 110853), (1305, 98536), (1308, 98310), (1356, 94830), (1635, 78648), (1695, 75864), (1740, 73902), (1962, 65540), (2034, 63220), (2088, 61585), (2180, 58986), (2260, 56898), (2610, 49268), (2616, 49155), (2712, 47415), (3161, 40680), (3270, 39324), (3277, 39240), (3390, 37932), (3480, 36951), (3924, 32770), (4068, 31610), (4360, 29493), (4520, 28449), (4905, 26216), (5085, 25288), (5220, 24634), (6322, 20340), (6540, 19662), (6554, 19620), (6780, 18966), (7848, 16385), (8136, 15805), (9483, 13560), (9810, 13108), (9831, 13080), (10170, 12644), (10440, 12317)]