19408320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:339

約数の個数: 168

約数和(自身を含む): 69896736

約数和(自身を除く): 50488416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 293, 320, 345, 360, 368, 414, 460, 480, 552, 576, 586, 690, 720, 736, 828, 879, 920, 960, 1035, 1104, 1172, 1380, 1440, 1465, 1472, 1656, 1758, 1840, 2070, 2208, 2344, 2637, 2760, 2880, 2930, 3312, 3516, 3680, 4140, 4395, 4416, 4688, 5274, 5520, 5860, 6624, 6739, 7032, 7360, 8280, 8790, 9376, 10548, 11040, 11720, 13185, 13248, 13478, 14064, 16560, 17580, 18752, 20217, 21096, 22080, 23440, 26370, 26956, 28128, 33120, 33695, 35160, 40434, 42192, 46880, 52740, 53912, 56256, 60651, 66240, 67390, 70320, 80868, 84384, 93760, 101085, 105480, 107824, 121302, 134780, 140640, 161736, 168768, 202170, 210960, 215648, 242604, 269560, 281280, 303255, 323472, 404340, 421920, 431296, 485208, 539120, 606510, 646944, 808680, 843840, 970416, 1078240, 1213020, 1293888, 1617360, 1940832, 2156480, 2426040, 3234720, 3881664, 4852080, 6469440, 9704160, 19408320]

約数ペア:

[(1, 19408320), (2, 9704160), (3, 6469440), (4, 4852080), (5, 3881664), (6, 3234720), (8, 2426040), (9, 2156480), (10, 1940832), (12, 1617360), (15, 1293888), (16, 1213020), (18, 1078240), (20, 970416), (23, 843840), (24, 808680), (30, 646944), (32, 606510), (36, 539120), (40, 485208), (45, 431296), (46, 421920), (48, 404340), (60, 323472), (64, 303255), (69, 281280), (72, 269560), (80, 242604), (90, 215648), (92, 210960), (96, 202170), (115, 168768), (120, 161736), (138, 140640), (144, 134780), (160, 121302), (180, 107824), (184, 105480), (192, 101085), (207, 93760), (230, 84384), (240, 80868), (276, 70320), (288, 67390), (293, 66240), (320, 60651), (345, 56256), (360, 53912), (368, 52740), (414, 46880), (460, 42192), (480, 40434), (552, 35160), (576, 33695), (586, 33120), (690, 28128), (720, 26956), (736, 26370), (828, 23440), (879, 22080), (920, 21096), (960, 20217), (1035, 18752), (1104, 17580), (1172, 16560), (1380, 14064), (1440, 13478), (1465, 13248), (1472, 13185), (1656, 11720), (1758, 11040), (1840, 10548), (2070, 9376), (2208, 8790), (2344, 8280), (2637, 7360), (2760, 7032), (2880, 6739), (2930, 6624), (3312, 5860), (3516, 5520), (3680, 5274), (4140, 4688), (4395, 4416)]