217941570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{953}}^1$

素因数の和:998

約数の個数: 192

約数和(自身を含む): 730840320

約数和(自身を除く): 512898750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 54, 55, 63, 66, 70, 77, 90, 99, 105, 110, 121, 126, 135, 154, 165, 189, 198, 210, 231, 242, 270, 297, 315, 330, 363, 378, 385, 462, 495, 594, 605, 630, 693, 726, 770, 847, 945, 953, 990, 1089, 1155, 1210, 1386, 1485, 1694, 1815, 1890, 1906, 2079, 2178, 2310, 2541, 2859, 2970, 3267, 3465, 3630, 4158, 4235, 4765, 5082, 5445, 5718, 6534, 6671, 6930, 7623, 8470, 8577, 9530, 10395, 10483, 10890, 12705, 13342, 14295, 15246, 16335, 17154, 20013, 20790, 20966, 22869, 25410, 25731, 28590, 31449, 32670, 33355, 38115, 40026, 42885, 45738, 51462, 52415, 60039, 62898, 66710, 73381, 76230, 85770, 94347, 100065, 104830, 114345, 115313, 120078, 128655, 146762, 157245, 180117, 188694, 200130, 220143, 228690, 230626, 257310, 283041, 300195, 314490, 345939, 360234, 366905, 440286, 471735, 566082, 576565, 600390, 660429, 691878, 733810, 807191, 900585, 943470, 1037817, 1100715, 1153130, 1320858, 1415205, 1614382, 1729695, 1801170, 1981287, 2075634, 2201430, 2421573, 2830410, 3113451, 3302145, 3459390, 3962574, 4035955, 4843146, 5189085, 6226902, 6604290, 7264719, 8071910, 9906435, 10378170, 12107865, 14529438, 15567255, 19812870, 21794157, 24215730, 31134510, 36323595, 43588314, 72647190, 108970785, 217941570]

約数ペア:

[(1, 217941570), (2, 108970785), (3, 72647190), (5, 43588314), (6, 36323595), (7, 31134510), (9, 24215730), (10, 21794157), (11, 19812870), (14, 15567255), (15, 14529438), (18, 12107865), (21, 10378170), (22, 9906435), (27, 8071910), (30, 7264719), (33, 6604290), (35, 6226902), (42, 5189085), (45, 4843146), (54, 4035955), (55, 3962574), (63, 3459390), (66, 3302145), (70, 3113451), (77, 2830410), (90, 2421573), (99, 2201430), (105, 2075634), (110, 1981287), (121, 1801170), (126, 1729695), (135, 1614382), (154, 1415205), (165, 1320858), (189, 1153130), (198, 1100715), (210, 1037817), (231, 943470), (242, 900585), (270, 807191), (297, 733810), (315, 691878), (330, 660429), (363, 600390), (378, 576565), (385, 566082), (462, 471735), (495, 440286), (594, 366905), (605, 360234), (630, 345939), (693, 314490), (726, 300195), (770, 283041), (847, 257310), (945, 230626), (953, 228690), (990, 220143), (1089, 200130), (1155, 188694), (1210, 180117), (1386, 157245), (1485, 146762), (1694, 128655), (1815, 120078), (1890, 115313), (1906, 114345), (2079, 104830), (2178, 100065), (2310, 94347), (2541, 85770), (2859, 76230), (2970, 73381), (3267, 66710), (3465, 62898), (3630, 60039), (4158, 52415), (4235, 51462), (4765, 45738), (5082, 42885), (5445, 40026), (5718, 38115), (6534, 33355), (6671, 32670), (6930, 31449), (7623, 28590), (8470, 25731), (8577, 25410), (9530, 22869), (10395, 20966), (10483, 20790), (10890, 20013), (12705, 17154), (13342, 16335), (14295, 15246)]