254865240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5323}}^1$

素因数の和:5366

約数の個数: 192

約数和(自身を含む): 996652800

約数和(自身を除く): 741787560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1710, 1995, 2280, 2394, 2520, 2660, 3192, 3420, 3990, 4788, 5320, 5323, 5985, 6840, 7980, 9576, 10646, 11970, 15960, 15969, 21292, 23940, 26615, 31938, 37261, 42584, 47880, 47907, 53230, 63876, 74522, 79845, 95814, 101137, 106460, 111783, 127752, 149044, 159690, 186305, 191628, 202274, 212920, 223566, 239535, 298088, 303411, 319380, 335349, 372610, 383256, 404548, 447132, 479070, 505685, 558915, 606822, 638760, 670698, 707959, 745220, 809096, 894264, 910233, 958140, 1011370, 1117830, 1213644, 1341396, 1415918, 1490440, 1517055, 1676745, 1820466, 1916280, 2022740, 2123877, 2235660, 2427288, 2682792, 2831836, 3034110, 3353490, 3539795, 3640932, 4045480, 4247754, 4471320, 4551165, 5663672, 6068220, 6371631, 6706980, 7079590, 7281864, 8495508, 9102330, 10619385, 12136440, 12743262, 13413960, 14159180, 16991016, 18204660, 21238770, 25486524, 28318360, 31858155, 36409320, 42477540, 50973048, 63716310, 84955080, 127432620, 254865240]

約数ペア:

[(1, 254865240), (2, 127432620), (3, 84955080), (4, 63716310), (5, 50973048), (6, 42477540), (7, 36409320), (8, 31858155), (9, 28318360), (10, 25486524), (12, 21238770), (14, 18204660), (15, 16991016), (18, 14159180), (19, 13413960), (20, 12743262), (21, 12136440), (24, 10619385), (28, 9102330), (30, 8495508), (35, 7281864), (36, 7079590), (38, 6706980), (40, 6371631), (42, 6068220), (45, 5663672), (56, 4551165), (57, 4471320), (60, 4247754), (63, 4045480), (70, 3640932), (72, 3539795), (76, 3353490), (84, 3034110), (90, 2831836), (95, 2682792), (105, 2427288), (114, 2235660), (120, 2123877), (126, 2022740), (133, 1916280), (140, 1820466), (152, 1676745), (168, 1517055), (171, 1490440), (180, 1415918), (190, 1341396), (210, 1213644), (228, 1117830), (252, 1011370), (266, 958140), (280, 910233), (285, 894264), (315, 809096), (342, 745220), (360, 707959), (380, 670698), (399, 638760), (420, 606822), (456, 558915), (504, 505685), (532, 479070), (570, 447132), (630, 404548), (665, 383256), (684, 372610), (760, 335349), (798, 319380), (840, 303411), (855, 298088), (1064, 239535), (1140, 223566), (1197, 212920), (1260, 202274), (1330, 191628), (1368, 186305), (1596, 159690), (1710, 149044), (1995, 127752), (2280, 111783), (2394, 106460), (2520, 101137), (2660, 95814), (3192, 79845), (3420, 74522), (3990, 63876), (4788, 53230), (5320, 47907), (5323, 47880), (5985, 42584), (6840, 37261), (7980, 31938), (9576, 26615), (10646, 23940), (11970, 21292), (15960, 15969)]