123900420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 445398912

約数和(自身を除く): 321498492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 37, 42, 49, 51, 60, 67, 68, 70, 74, 84, 85, 98, 102, 105, 111, 119, 134, 140, 147, 148, 170, 185, 196, 201, 204, 210, 222, 238, 245, 255, 259, 268, 294, 335, 340, 357, 370, 402, 420, 444, 469, 476, 490, 510, 518, 555, 588, 595, 629, 670, 714, 735, 740, 777, 804, 833, 938, 980, 1005, 1020, 1036, 1110, 1139, 1190, 1258, 1295, 1340, 1407, 1428, 1470, 1554, 1666, 1785, 1813, 1876, 1887, 2010, 2220, 2278, 2345, 2380, 2479, 2499, 2516, 2590, 2814, 2940, 3108, 3145, 3283, 3332, 3417, 3570, 3626, 3774, 3885, 4020, 4165, 4403, 4556, 4690, 4958, 4998, 5180, 5439, 5628, 5695, 6290, 6566, 6834, 7035, 7140, 7252, 7437, 7548, 7770, 7973, 8330, 8806, 9065, 9380, 9435, 9849, 9916, 9996, 10878, 11390, 12395, 12495, 12580, 13132, 13209, 13668, 14070, 14874, 15540, 15946, 16415, 16660, 17085, 17353, 17612, 18130, 18870, 19698, 21756, 22015, 22780, 23919, 24790, 24990, 26418, 27195, 28140, 29748, 30821, 31892, 32830, 34170, 34706, 36260, 37185, 37740, 39396, 39865, 42143, 44030, 47838, 49245, 49580, 49980, 52059, 52836, 54390, 55811, 61642, 65660, 66045, 68340, 69412, 74370, 79730, 84286, 86765, 88060, 92463, 95676, 98490, 104118, 108780, 111622, 119595, 121471, 123284, 126429, 132090, 148740, 154105, 159460, 167433, 168572, 173530, 184926, 196980, 208236, 210715, 223244, 239190, 242942, 252858, 260295, 264180, 279055, 295001, 308210, 334866, 347060, 364413, 369852, 421430, 462315, 478380, 485884, 505716, 520590, 558110, 590002, 607355, 616420, 632145, 669732, 728826, 837165, 842860, 885003, 924630, 1041180, 1116220, 1180004, 1214710, 1264290, 1457652, 1475005, 1674330, 1770006, 1822065, 1849260, 2065007, 2429420, 2528580, 2950010, 3348660, 3540012, 3644130, 4130014, 4425015, 5900020, 6195021, 7288260, 8260028, 8850030, 10325035, 12390042, 17700060, 20650070, 24780084, 30975105, 41300140, 61950210, 123900420]

約数ペア:

[(1, 123900420), (2, 61950210), (3, 41300140), (4, 30975105), (5, 24780084), (6, 20650070), (7, 17700060), (10, 12390042), (12, 10325035), (14, 8850030), (15, 8260028), (17, 7288260), (20, 6195021), (21, 5900020), (28, 4425015), (30, 4130014), (34, 3644130), (35, 3540012), (37, 3348660), (42, 2950010), (49, 2528580), (51, 2429420), (60, 2065007), (67, 1849260), (68, 1822065), (70, 1770006), (74, 1674330), (84, 1475005), (85, 1457652), (98, 1264290), (102, 1214710), (105, 1180004), (111, 1116220), (119, 1041180), (134, 924630), (140, 885003), (147, 842860), (148, 837165), (170, 728826), (185, 669732), (196, 632145), (201, 616420), (204, 607355), (210, 590002), (222, 558110), (238, 520590), (245, 505716), (255, 485884), (259, 478380), (268, 462315), (294, 421430), (335, 369852), (340, 364413), (357, 347060), (370, 334866), (402, 308210), (420, 295001), (444, 279055), (469, 264180), (476, 260295), (490, 252858), (510, 242942), (518, 239190), (555, 223244), (588, 210715), (595, 208236), (629, 196980), (670, 184926), (714, 173530), (735, 168572), (740, 167433), (777, 159460), (804, 154105), (833, 148740), (938, 132090), (980, 126429), (1005, 123284), (1020, 121471), (1036, 119595), (1110, 111622), (1139, 108780), (1190, 104118), (1258, 98490), (1295, 95676), (1340, 92463), (1407, 88060), (1428, 86765), (1470, 84286), (1554, 79730), (1666, 74370), (1785, 69412), (1813, 68340), (1876, 66045), (1887, 65660), (2010, 61642), (2220, 55811), (2278, 54390), (2345, 52836), (2380, 52059), (2479, 49980), (2499, 49580), (2516, 49245), (2590, 47838), (2814, 44030), (2940, 42143), (3108, 39865), (3145, 39396), (3283, 37740), (3332, 37185), (3417, 36260), (3570, 34706), (3626, 34170), (3774, 32830), (3885, 31892), (4020, 30821), (4165, 29748), (4403, 28140), (4556, 27195), (4690, 26418), (4958, 24990), (4998, 24790), (5180, 23919), (5439, 22780), (5628, 22015), (5695, 21756), (6290, 19698), (6566, 18870), (6834, 18130), (7035, 17612), (7140, 17353), (7252, 17085), (7437, 16660), (7548, 16415), (7770, 15946), (7973, 15540), (8330, 14874), (8806, 14070), (9065, 13668), (9380, 13209), (9435, 13132), (9849, 12580), (9916, 12495), (9996, 12395), (10878, 11390)]