161140140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 603832320

約数和(自身を除く): 442692180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 53, 57, 60, 63, 70, 76, 84, 90, 95, 105, 106, 114, 126, 127, 133, 140, 159, 171, 180, 190, 210, 212, 228, 252, 254, 265, 266, 285, 315, 318, 342, 371, 380, 381, 399, 420, 477, 508, 530, 532, 570, 630, 635, 636, 665, 684, 742, 762, 795, 798, 855, 889, 954, 1007, 1060, 1113, 1140, 1143, 1197, 1260, 1270, 1330, 1484, 1524, 1590, 1596, 1710, 1778, 1855, 1905, 1908, 1995, 2014, 2226, 2286, 2385, 2394, 2413, 2540, 2660, 2667, 3021, 3180, 3339, 3420, 3556, 3710, 3810, 3990, 4028, 4445, 4452, 4572, 4770, 4788, 4826, 5035, 5334, 5565, 5715, 5985, 6042, 6678, 6731, 7049, 7239, 7420, 7620, 7980, 8001, 8890, 9063, 9540, 9652, 10070, 10668, 11130, 11430, 11970, 12065, 12084, 13335, 13356, 13462, 14098, 14478, 15105, 16002, 16695, 16891, 17780, 18126, 20140, 20193, 21147, 21717, 22260, 22860, 23940, 24130, 26670, 26924, 28196, 28956, 30210, 32004, 33390, 33655, 33782, 35245, 36195, 36252, 40005, 40386, 42294, 43434, 45315, 47117, 48260, 50673, 53340, 60420, 60579, 63441, 66780, 67310, 67564, 70490, 72390, 80010, 80772, 84455, 84588, 86868, 90630, 94234, 100965, 101346, 105735, 108585, 121158, 126882, 127889, 134620, 140980, 141351, 144780, 152019, 160020, 168910, 181260, 188468, 201930, 202692, 211470, 217170, 235585, 242316, 253365, 253764, 255778, 282702, 302895, 304038, 317205, 337820, 383667, 403860, 422940, 424053, 434340, 471170, 506730, 511556, 565404, 605790, 608076, 634410, 639445, 706755, 760095, 767334, 848106, 895223, 942340, 1013460, 1151001, 1211580, 1268820, 1278890, 1413510, 1520190, 1534668, 1696212, 1790446, 1918335, 2120265, 2302002, 2557780, 2685669, 2827020, 3040380, 3580892, 3836670, 4240530, 4476115, 4604004, 5371338, 5755005, 7673340, 8057007, 8481060, 8952230, 10742676, 11510010, 13428345, 16114014, 17904460, 23020020, 26856690, 32228028, 40285035, 53713380, 80570070, 161140140]

約数ペア:

[(1, 161140140), (2, 80570070), (3, 53713380), (4, 40285035), (5, 32228028), (6, 26856690), (7, 23020020), (9, 17904460), (10, 16114014), (12, 13428345), (14, 11510010), (15, 10742676), (18, 8952230), (19, 8481060), (20, 8057007), (21, 7673340), (28, 5755005), (30, 5371338), (35, 4604004), (36, 4476115), (38, 4240530), (42, 3836670), (45, 3580892), (53, 3040380), (57, 2827020), (60, 2685669), (63, 2557780), (70, 2302002), (76, 2120265), (84, 1918335), (90, 1790446), (95, 1696212), (105, 1534668), (106, 1520190), (114, 1413510), (126, 1278890), (127, 1268820), (133, 1211580), (140, 1151001), (159, 1013460), (171, 942340), (180, 895223), (190, 848106), (210, 767334), (212, 760095), (228, 706755), (252, 639445), (254, 634410), (265, 608076), (266, 605790), (285, 565404), (315, 511556), (318, 506730), (342, 471170), (371, 434340), (380, 424053), (381, 422940), (399, 403860), (420, 383667), (477, 337820), (508, 317205), (530, 304038), (532, 302895), (570, 282702), (630, 255778), (635, 253764), (636, 253365), (665, 242316), (684, 235585), (742, 217170), (762, 211470), (795, 202692), (798, 201930), (855, 188468), (889, 181260), (954, 168910), (1007, 160020), (1060, 152019), (1113, 144780), (1140, 141351), (1143, 140980), (1197, 134620), (1260, 127889), (1270, 126882), (1330, 121158), (1484, 108585), (1524, 105735), (1590, 101346), (1596, 100965), (1710, 94234), (1778, 90630), (1855, 86868), (1905, 84588), (1908, 84455), (1995, 80772), (2014, 80010), (2226, 72390), (2286, 70490), (2385, 67564), (2394, 67310), (2413, 66780), (2540, 63441), (2660, 60579), (2667, 60420), (3021, 53340), (3180, 50673), (3339, 48260), (3420, 47117), (3556, 45315), (3710, 43434), (3810, 42294), (3990, 40386), (4028, 40005), (4445, 36252), (4452, 36195), (4572, 35245), (4770, 33782), (4788, 33655), (4826, 33390), (5035, 32004), (5334, 30210), (5565, 28956), (5715, 28196), (5985, 26924), (6042, 26670), (6678, 24130), (6731, 23940), (7049, 22860), (7239, 22260), (7420, 21717), (7620, 21147), (7980, 20193), (8001, 20140), (8890, 18126), (9063, 17780), (9540, 16891), (9652, 16695), (10070, 16002), (10668, 15105), (11130, 14478), (11430, 14098), (11970, 13462), (12065, 13356), (12084, 13335)]