215405190

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:844

約数の個数: 256

約数和(自身を含む): 772208640

約数和(自身を除く): 556803450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 15, 18, 21, 22, 26, 27, 30, 33, 35, 39, 42, 45, 54, 55, 63, 65, 66, 70, 77, 78, 90, 91, 99, 105, 110, 117, 126, 130, 135, 143, 154, 165, 182, 189, 195, 198, 210, 231, 234, 270, 273, 286, 297, 315, 330, 351, 378, 385, 390, 429, 455, 462, 495, 546, 585, 594, 630, 693, 702, 715, 770, 797, 819, 858, 910, 945, 990, 1001, 1155, 1170, 1287, 1365, 1386, 1430, 1485, 1594, 1638, 1755, 1890, 2002, 2079, 2145, 2310, 2391, 2457, 2574, 2730, 2970, 3003, 3465, 3510, 3861, 3985, 4095, 4158, 4290, 4782, 4914, 5005, 5579, 6006, 6435, 6930, 7173, 7722, 7970, 8190, 8767, 9009, 10010, 10361, 10395, 11158, 11955, 12285, 12870, 14346, 15015, 16737, 17534, 18018, 19305, 20722, 20790, 21519, 23910, 24570, 26301, 27027, 27895, 30030, 31083, 33474, 35865, 38610, 43038, 43835, 45045, 50211, 51805, 52602, 54054, 55790, 61369, 62166, 71730, 72527, 78903, 83685, 87670, 90090, 93249, 100422, 103610, 107595, 113971, 122738, 131505, 135135, 145054, 150633, 155415, 157806, 167370, 184107, 186498, 215190, 217581, 227942, 236709, 251055, 263010, 270270, 279747, 301266, 306845, 310830, 341913, 362635, 368214, 394515, 435162, 466245, 473418, 502110, 552321, 559494, 569855, 613690, 652743, 683826, 725270, 753165, 789030, 797797, 920535, 932490, 1025739, 1087905, 1104642, 1139710, 1183545, 1305486, 1398735, 1506330, 1595594, 1656963, 1709565, 1841070, 1958229, 2051478, 2175810, 2367090, 2393391, 2761605, 2797470, 3077217, 3263715, 3313926, 3419130, 3916458, 3988985, 4786782, 5128695, 5523210, 6154434, 6527430, 7180173, 7977970, 8284815, 9791145, 10257390, 11966955, 14360346, 15386085, 16569630, 19582290, 21540519, 23933910, 30772170, 35900865, 43081038, 71801730, 107702595, 215405190]

約数ペア:

[(1, 215405190), (2, 107702595), (3, 71801730), (5, 43081038), (6, 35900865), (7, 30772170), (9, 23933910), (10, 21540519), (11, 19582290), (13, 16569630), (14, 15386085), (15, 14360346), (18, 11966955), (21, 10257390), (22, 9791145), (26, 8284815), (27, 7977970), (30, 7180173), (33, 6527430), (35, 6154434), (39, 5523210), (42, 5128695), (45, 4786782), (54, 3988985), (55, 3916458), (63, 3419130), (65, 3313926), (66, 3263715), (70, 3077217), (77, 2797470), (78, 2761605), (90, 2393391), (91, 2367090), (99, 2175810), (105, 2051478), (110, 1958229), (117, 1841070), (126, 1709565), (130, 1656963), (135, 1595594), (143, 1506330), (154, 1398735), (165, 1305486), (182, 1183545), (189, 1139710), (195, 1104642), (198, 1087905), (210, 1025739), (231, 932490), (234, 920535), (270, 797797), (273, 789030), (286, 753165), (297, 725270), (315, 683826), (330, 652743), (351, 613690), (378, 569855), (385, 559494), (390, 552321), (429, 502110), (455, 473418), (462, 466245), (495, 435162), (546, 394515), (585, 368214), (594, 362635), (630, 341913), (693, 310830), (702, 306845), (715, 301266), (770, 279747), (797, 270270), (819, 263010), (858, 251055), (910, 236709), (945, 227942), (990, 217581), (1001, 215190), (1155, 186498), (1170, 184107), (1287, 167370), (1365, 157806), (1386, 155415), (1430, 150633), (1485, 145054), (1594, 135135), (1638, 131505), (1755, 122738), (1890, 113971), (2002, 107595), (2079, 103610), (2145, 100422), (2310, 93249), (2391, 90090), (2457, 87670), (2574, 83685), (2730, 78903), (2970, 72527), (3003, 71730), (3465, 62166), (3510, 61369), (3861, 55790), (3985, 54054), (4095, 52602), (4158, 51805), (4290, 50211), (4782, 45045), (4914, 43835), (5005, 43038), (5579, 38610), (6006, 35865), (6435, 33474), (6930, 31083), (7173, 30030), (7722, 27895), (7970, 27027), (8190, 26301), (8767, 24570), (9009, 23910), (10010, 21519), (10361, 20790), (10395, 20722), (11158, 19305), (11955, 18018), (12285, 17534), (12870, 16737), (14346, 15015)]