420310380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:153

約数の個数: 288

約数和(自身を含む): 1497678336

約数和(自身を除く): 1077367956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 37, 42, 43, 51, 60, 68, 70, 74, 84, 85, 86, 102, 105, 111, 119, 129, 140, 148, 170, 172, 185, 204, 210, 215, 222, 238, 255, 258, 259, 301, 340, 357, 370, 420, 430, 444, 476, 510, 516, 518, 555, 595, 602, 629, 645, 714, 731, 740, 777, 860, 903, 1020, 1036, 1110, 1190, 1204, 1258, 1290, 1295, 1369, 1428, 1462, 1505, 1554, 1591, 1785, 1806, 1887, 2193, 2220, 2380, 2516, 2580, 2590, 2738, 2924, 3010, 3108, 3145, 3182, 3570, 3612, 3655, 3774, 3885, 4107, 4386, 4403, 4515, 4773, 5117, 5180, 5476, 6020, 6290, 6364, 6845, 7140, 7310, 7548, 7770, 7955, 8214, 8772, 8806, 9030, 9435, 9546, 9583, 10234, 10965, 11137, 12580, 13209, 13690, 14620, 15351, 15540, 15910, 16428, 17612, 18060, 18870, 19092, 19166, 20468, 20535, 21930, 22015, 22274, 23273, 23865, 25585, 26418, 27047, 27380, 28749, 30702, 31820, 33411, 37740, 38332, 41070, 43860, 44030, 44548, 46546, 47730, 47915, 51170, 52836, 54094, 55685, 57498, 58867, 61404, 66045, 66822, 69819, 76755, 81141, 82140, 88060, 93092, 95460, 95830, 102340, 108188, 111370, 114996, 116365, 117734, 132090, 133644, 135235, 139638, 143745, 153510, 162282, 162911, 167055, 176601, 189329, 191660, 222740, 232730, 235468, 264180, 270470, 279276, 287490, 294335, 307020, 324564, 325822, 334110, 349095, 353202, 378658, 405705, 412069, 465460, 488733, 540940, 567987, 574980, 588670, 651644, 668220, 698190, 706404, 757316, 811410, 814555, 824138, 883005, 946645, 977466, 1000739, 1135974, 1177340, 1236207, 1396380, 1622820, 1629110, 1648276, 1766010, 1893290, 1954932, 2001478, 2060345, 2271948, 2443665, 2472414, 2839935, 3002217, 3258220, 3532020, 3786580, 4002956, 4120690, 4887330, 4944828, 5003695, 5679870, 6004434, 6181035, 7005173, 8241380, 9774660, 10007390, 11359740, 12008868, 12362070, 14010346, 15011085, 20014780, 21015519, 24724140, 28020692, 30022170, 35025865, 42031038, 60044340, 70051730, 84062076, 105077595, 140103460, 210155190, 420310380]

約数ペア:

[(1, 420310380), (2, 210155190), (3, 140103460), (4, 105077595), (5, 84062076), (6, 70051730), (7, 60044340), (10, 42031038), (12, 35025865), (14, 30022170), (15, 28020692), (17, 24724140), (20, 21015519), (21, 20014780), (28, 15011085), (30, 14010346), (34, 12362070), (35, 12008868), (37, 11359740), (42, 10007390), (43, 9774660), (51, 8241380), (60, 7005173), (68, 6181035), (70, 6004434), (74, 5679870), (84, 5003695), (85, 4944828), (86, 4887330), (102, 4120690), (105, 4002956), (111, 3786580), (119, 3532020), (129, 3258220), (140, 3002217), (148, 2839935), (170, 2472414), (172, 2443665), (185, 2271948), (204, 2060345), (210, 2001478), (215, 1954932), (222, 1893290), (238, 1766010), (255, 1648276), (258, 1629110), (259, 1622820), (301, 1396380), (340, 1236207), (357, 1177340), (370, 1135974), (420, 1000739), (430, 977466), (444, 946645), (476, 883005), (510, 824138), (516, 814555), (518, 811410), (555, 757316), (595, 706404), (602, 698190), (629, 668220), (645, 651644), (714, 588670), (731, 574980), (740, 567987), (777, 540940), (860, 488733), (903, 465460), (1020, 412069), (1036, 405705), (1110, 378658), (1190, 353202), (1204, 349095), (1258, 334110), (1290, 325822), (1295, 324564), (1369, 307020), (1428, 294335), (1462, 287490), (1505, 279276), (1554, 270470), (1591, 264180), (1785, 235468), (1806, 232730), (1887, 222740), (2193, 191660), (2220, 189329), (2380, 176601), (2516, 167055), (2580, 162911), (2590, 162282), (2738, 153510), (2924, 143745), (3010, 139638), (3108, 135235), (3145, 133644), (3182, 132090), (3570, 117734), (3612, 116365), (3655, 114996), (3774, 111370), (3885, 108188), (4107, 102340), (4386, 95830), (4403, 95460), (4515, 93092), (4773, 88060), (5117, 82140), (5180, 81141), (5476, 76755), (6020, 69819), (6290, 66822), (6364, 66045), (6845, 61404), (7140, 58867), (7310, 57498), (7548, 55685), (7770, 54094), (7955, 52836), (8214, 51170), (8772, 47915), (8806, 47730), (9030, 46546), (9435, 44548), (9546, 44030), (9583, 43860), (10234, 41070), (10965, 38332), (11137, 37740), (12580, 33411), (13209, 31820), (13690, 30702), (14620, 28749), (15351, 27380), (15540, 27047), (15910, 26418), (16428, 25585), (17612, 23865), (18060, 23273), (18870, 22274), (19092, 22015), (19166, 21930), (20468, 20535)]