217423710

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:208

約数の個数: 256

約数和(自身を含む): 719124480

約数和(自身を除く): 501700770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 67, 70, 85, 90, 101, 102, 105, 119, 126, 134, 135, 153, 170, 189, 201, 202, 210, 238, 255, 270, 303, 306, 315, 335, 357, 378, 402, 459, 469, 505, 510, 595, 603, 606, 630, 670, 707, 714, 765, 909, 918, 938, 945, 1005, 1010, 1071, 1139, 1190, 1206, 1407, 1414, 1515, 1530, 1717, 1785, 1809, 1818, 1890, 2010, 2121, 2142, 2278, 2295, 2345, 2727, 2814, 3015, 3030, 3213, 3417, 3434, 3535, 3570, 3618, 4221, 4242, 4545, 4590, 4690, 5151, 5355, 5454, 5695, 6030, 6363, 6426, 6767, 6834, 7035, 7070, 7973, 8442, 8585, 9045, 9090, 10251, 10302, 10605, 10710, 11390, 12019, 12663, 12726, 13534, 13635, 14070, 15453, 15946, 16065, 17085, 17170, 18090, 19089, 20301, 20502, 21105, 21210, 23919, 24038, 25326, 25755, 27270, 30753, 30906, 31815, 32130, 33835, 34170, 36057, 38178, 39865, 40602, 42210, 46359, 47369, 47838, 51255, 51510, 60095, 60903, 61506, 63315, 63630, 67670, 71757, 72114, 77265, 79730, 92718, 94738, 95445, 101505, 102510, 108171, 115039, 119595, 120190, 121806, 126630, 142107, 143514, 153765, 154530, 180285, 182709, 190890, 203010, 215271, 216342, 230078, 231795, 236845, 239190, 284214, 304515, 307530, 324513, 345117, 358785, 360570, 365418, 426321, 430542, 463590, 473690, 540855, 575195, 609030, 649026, 690234, 710535, 717570, 805273, 852642, 913545, 1035351, 1076355, 1081710, 1150390, 1278963, 1421070, 1610546, 1622565, 1725585, 1827090, 2070702, 2131605, 2152710, 2415819, 2557926, 3106053, 3245130, 3451170, 4026365, 4263210, 4831638, 5176755, 6212106, 6394815, 7247457, 8052730, 10353510, 12079095, 12789630, 14494914, 15530265, 21742371, 24158190, 31060530, 36237285, 43484742, 72474570, 108711855, 217423710]

約数ペア:

[(1, 217423710), (2, 108711855), (3, 72474570), (5, 43484742), (6, 36237285), (7, 31060530), (9, 24158190), (10, 21742371), (14, 15530265), (15, 14494914), (17, 12789630), (18, 12079095), (21, 10353510), (27, 8052730), (30, 7247457), (34, 6394815), (35, 6212106), (42, 5176755), (45, 4831638), (51, 4263210), (54, 4026365), (63, 3451170), (67, 3245130), (70, 3106053), (85, 2557926), (90, 2415819), (101, 2152710), (102, 2131605), (105, 2070702), (119, 1827090), (126, 1725585), (134, 1622565), (135, 1610546), (153, 1421070), (170, 1278963), (189, 1150390), (201, 1081710), (202, 1076355), (210, 1035351), (238, 913545), (255, 852642), (270, 805273), (303, 717570), (306, 710535), (315, 690234), (335, 649026), (357, 609030), (378, 575195), (402, 540855), (459, 473690), (469, 463590), (505, 430542), (510, 426321), (595, 365418), (603, 360570), (606, 358785), (630, 345117), (670, 324513), (707, 307530), (714, 304515), (765, 284214), (909, 239190), (918, 236845), (938, 231795), (945, 230078), (1005, 216342), (1010, 215271), (1071, 203010), (1139, 190890), (1190, 182709), (1206, 180285), (1407, 154530), (1414, 153765), (1515, 143514), (1530, 142107), (1717, 126630), (1785, 121806), (1809, 120190), (1818, 119595), (1890, 115039), (2010, 108171), (2121, 102510), (2142, 101505), (2278, 95445), (2295, 94738), (2345, 92718), (2727, 79730), (2814, 77265), (3015, 72114), (3030, 71757), (3213, 67670), (3417, 63630), (3434, 63315), (3535, 61506), (3570, 60903), (3618, 60095), (4221, 51510), (4242, 51255), (4545, 47838), (4590, 47369), (4690, 46359), (5151, 42210), (5355, 40602), (5454, 39865), (5695, 38178), (6030, 36057), (6363, 34170), (6426, 33835), (6767, 32130), (6834, 31815), (7035, 30906), (7070, 30753), (7973, 27270), (8442, 25755), (8585, 25326), (9045, 24038), (9090, 23919), (10251, 21210), (10302, 21105), (10605, 20502), (10710, 20301), (11390, 19089), (12019, 18090), (12663, 17170), (12726, 17085), (13534, 16065), (13635, 15946), (14070, 15453)]