18892080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1419

約数の個数: 120

約数和(自身を含む): 66833520

約数和(自身を除く): 47941440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1381, 1520, 1710, 2280, 2736, 2762, 3420, 4143, 4560, 5524, 6840, 6905, 8286, 11048, 12429, 13680, 13810, 16572, 20715, 22096, 24858, 26239, 27620, 33144, 41430, 49716, 52478, 55240, 62145, 66288, 78717, 82860, 99432, 104956, 110480, 124290, 131195, 157434, 165720, 198864, 209912, 236151, 248580, 262390, 314868, 331440, 393585, 419824, 472302, 497160, 524780, 629736, 787170, 944604, 994320, 1049560, 1180755, 1259472, 1574340, 1889208, 2099120, 2361510, 3148680, 3778416, 4723020, 6297360, 9446040, 18892080]

約数ペア:

[(1, 18892080), (2, 9446040), (3, 6297360), (4, 4723020), (5, 3778416), (6, 3148680), (8, 2361510), (9, 2099120), (10, 1889208), (12, 1574340), (15, 1259472), (16, 1180755), (18, 1049560), (19, 994320), (20, 944604), (24, 787170), (30, 629736), (36, 524780), (38, 497160), (40, 472302), (45, 419824), (48, 393585), (57, 331440), (60, 314868), (72, 262390), (76, 248580), (80, 236151), (90, 209912), (95, 198864), (114, 165720), (120, 157434), (144, 131195), (152, 124290), (171, 110480), (180, 104956), (190, 99432), (228, 82860), (240, 78717), (285, 66288), (304, 62145), (342, 55240), (360, 52478), (380, 49716), (456, 41430), (570, 33144), (684, 27620), (720, 26239), (760, 24858), (855, 22096), (912, 20715), (1140, 16572), (1368, 13810), (1381, 13680), (1520, 12429), (1710, 11048), (2280, 8286), (2736, 6905), (2762, 6840), (3420, 5524), (4143, 4560)]