215212140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:974

約数の個数: 240

約数和(自身を含む): 794011680

約数和(自身を除く): 578799540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 39, 44, 45, 52, 54, 55, 60, 65, 66, 78, 81, 90, 99, 108, 110, 117, 130, 132, 135, 143, 156, 162, 165, 180, 195, 198, 220, 234, 260, 270, 286, 297, 324, 330, 351, 390, 396, 405, 429, 468, 495, 540, 572, 585, 594, 660, 702, 715, 780, 810, 858, 891, 929, 990, 1053, 1170, 1188, 1287, 1404, 1430, 1485, 1620, 1716, 1755, 1782, 1858, 1980, 2106, 2145, 2340, 2574, 2787, 2860, 2970, 3510, 3564, 3716, 3861, 4212, 4290, 4455, 4645, 5148, 5265, 5574, 5940, 6435, 7020, 7722, 8361, 8580, 8910, 9290, 10219, 10530, 11148, 11583, 12077, 12870, 13935, 15444, 16722, 17820, 18580, 19305, 20438, 21060, 23166, 24154, 25083, 25740, 27870, 30657, 33444, 36231, 38610, 40876, 41805, 46332, 48308, 50166, 51095, 55740, 57915, 60385, 61314, 72462, 75249, 77220, 83610, 91971, 100332, 102190, 108693, 115830, 120770, 122628, 125415, 132847, 144924, 150498, 153285, 167220, 181155, 183942, 204380, 217386, 231660, 241540, 250830, 265694, 275913, 300996, 306570, 326079, 362310, 367884, 376245, 398541, 434772, 459855, 501660, 531388, 543465, 551826, 613140, 652158, 664235, 724620, 752490, 797082, 827739, 919710, 978237, 1086930, 1103652, 1195623, 1304316, 1328470, 1379565, 1504980, 1594164, 1630395, 1655478, 1839420, 1956474, 1992705, 2173860, 2391246, 2656940, 2759130, 3260790, 3310956, 3586869, 3912948, 3985410, 4138695, 4782492, 4891185, 5518260, 5978115, 6521580, 7173738, 7970820, 8277390, 9782370, 10760607, 11956230, 14347476, 16554780, 17934345, 19564740, 21521214, 23912460, 35868690, 43042428, 53803035, 71737380, 107606070, 215212140]

約数ペア:

[(1, 215212140), (2, 107606070), (3, 71737380), (4, 53803035), (5, 43042428), (6, 35868690), (9, 23912460), (10, 21521214), (11, 19564740), (12, 17934345), (13, 16554780), (15, 14347476), (18, 11956230), (20, 10760607), (22, 9782370), (26, 8277390), (27, 7970820), (30, 7173738), (33, 6521580), (36, 5978115), (39, 5518260), (44, 4891185), (45, 4782492), (52, 4138695), (54, 3985410), (55, 3912948), (60, 3586869), (65, 3310956), (66, 3260790), (78, 2759130), (81, 2656940), (90, 2391246), (99, 2173860), (108, 1992705), (110, 1956474), (117, 1839420), (130, 1655478), (132, 1630395), (135, 1594164), (143, 1504980), (156, 1379565), (162, 1328470), (165, 1304316), (180, 1195623), (195, 1103652), (198, 1086930), (220, 978237), (234, 919710), (260, 827739), (270, 797082), (286, 752490), (297, 724620), (324, 664235), (330, 652158), (351, 613140), (390, 551826), (396, 543465), (405, 531388), (429, 501660), (468, 459855), (495, 434772), (540, 398541), (572, 376245), (585, 367884), (594, 362310), (660, 326079), (702, 306570), (715, 300996), (780, 275913), (810, 265694), (858, 250830), (891, 241540), (929, 231660), (990, 217386), (1053, 204380), (1170, 183942), (1188, 181155), (1287, 167220), (1404, 153285), (1430, 150498), (1485, 144924), (1620, 132847), (1716, 125415), (1755, 122628), (1782, 120770), (1858, 115830), (1980, 108693), (2106, 102190), (2145, 100332), (2340, 91971), (2574, 83610), (2787, 77220), (2860, 75249), (2970, 72462), (3510, 61314), (3564, 60385), (3716, 57915), (3861, 55740), (4212, 51095), (4290, 50166), (4455, 48308), (4645, 46332), (5148, 41805), (5265, 40876), (5574, 38610), (5940, 36231), (6435, 33444), (7020, 30657), (7722, 27870), (8361, 25740), (8580, 25083), (8910, 24154), (9290, 23166), (10219, 21060), (10530, 20438), (11148, 19305), (11583, 18580), (12077, 17820), (12870, 16722), (13935, 15444)]