218380680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4561}}^1$

素因数の和:4604

約数の個数: 192

約数和(自身を含む): 854006400

約数和(自身を除く): 635625720

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, 4561, 4788, 5320, 5985, 6840, 7980, 9122, 9576, 11970, 13683, 15960, 18244, 22805, 23940, 27366, 31927, 36488, 41049, 45610, 47880, 54732, 63854, 68415, 82098, 86659, 91220, 95781, 109464, 127708, 136830, 159635, 164196, 173318, 182440, 191562, 205245, 255416, 259977, 273660, 287343, 319270, 328392, 346636, 383124, 410490, 433295, 478905, 519954, 547320, 574686, 606613, 638540, 693272, 766248, 779931, 820980, 866590, 957810, 1039908, 1149372, 1213226, 1277080, 1299885, 1436715, 1559862, 1641960, 1733180, 1819839, 1915620, 2079816, 2298744, 2426452, 2599770, 2873430, 3033065, 3119724, 3466360, 3639678, 3831240, 3899655, 4852904, 5199540, 5459517, 5746860, 6066130, 6239448, 7279356, 7799310, 9099195, 10399080, 10919034, 11493720, 12132260, 14558712, 15598620, 18198390, 21838068, 24264520, 27297585, 31197240, 36396780, 43676136, 54595170, 72793560, 109190340, 218380680]

約数ペア:

[(1, 218380680), (2, 109190340), (3, 72793560), (4, 54595170), (5, 43676136), (6, 36396780), (7, 31197240), (8, 27297585), (9, 24264520), (10, 21838068), (12, 18198390), (14, 15598620), (15, 14558712), (18, 12132260), (19, 11493720), (20, 10919034), (21, 10399080), (24, 9099195), (28, 7799310), (30, 7279356), (35, 6239448), (36, 6066130), (38, 5746860), (40, 5459517), (42, 5199540), (45, 4852904), (56, 3899655), (57, 3831240), (60, 3639678), (63, 3466360), (70, 3119724), (72, 3033065), (76, 2873430), (84, 2599770), (90, 2426452), (95, 2298744), (105, 2079816), (114, 1915620), (120, 1819839), (126, 1733180), (133, 1641960), (140, 1559862), (152, 1436715), (168, 1299885), (171, 1277080), (180, 1213226), (190, 1149372), (210, 1039908), (228, 957810), (252, 866590), (266, 820980), (280, 779931), (285, 766248), (315, 693272), (342, 638540), (360, 606613), (380, 574686), (399, 547320), (420, 519954), (456, 478905), (504, 433295), (532, 410490), (570, 383124), (630, 346636), (665, 328392), (684, 319270), (760, 287343), (798, 273660), (840, 259977), (855, 255416), (1064, 205245), (1140, 191562), (1197, 182440), (1260, 173318), (1330, 164196), (1368, 159635), (1596, 136830), (1710, 127708), (1995, 109464), (2280, 95781), (2394, 91220), (2520, 86659), (2660, 82098), (3192, 68415), (3420, 63854), (3990, 54732), (4561, 47880), (4788, 45610), (5320, 41049), (5985, 36488), (6840, 31927), (7980, 27366), (9122, 23940), (9576, 22805), (11970, 18244), (13683, 15960)]