204108030

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1551

約数の個数: 144

約数和(自身を含む): 637663104

約数和(自身を除く): 433555074

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 465, 490, 558, 630, 651, 735, 882, 930, 1085, 1302, 1395, 1470, 1493, 1519, 1953, 2170, 2205, 2790, 2986, 3038, 3255, 3906, 4410, 4479, 4557, 6510, 7465, 7595, 8958, 9114, 9765, 10451, 13437, 13671, 14930, 15190, 19530, 20902, 22395, 22785, 26874, 27342, 31353, 44790, 45570, 46283, 52255, 62706, 67185, 68355, 73157, 92566, 94059, 104510, 134370, 136710, 138849, 146314, 156765, 188118, 219471, 231415, 277698, 313530, 323981, 365785, 416547, 438942, 462830, 470295, 647962, 658413, 694245, 731570, 833094, 940590, 971943, 1097355, 1316826, 1388490, 1619905, 1943886, 2082735, 2194710, 2267867, 2915829, 3239810, 3292065, 4165470, 4535734, 4859715, 5831658, 6584130, 6803601, 9719430, 11339335, 13607202, 14579145, 20410803, 22678670, 29158290, 34018005, 40821606, 68036010, 102054015, 204108030]

約数ペア:

[(1, 204108030), (2, 102054015), (3, 68036010), (5, 40821606), (6, 34018005), (7, 29158290), (9, 22678670), (10, 20410803), (14, 14579145), (15, 13607202), (18, 11339335), (21, 9719430), (30, 6803601), (31, 6584130), (35, 5831658), (42, 4859715), (45, 4535734), (49, 4165470), (62, 3292065), (63, 3239810), (70, 2915829), (90, 2267867), (93, 2194710), (98, 2082735), (105, 1943886), (126, 1619905), (147, 1388490), (155, 1316826), (186, 1097355), (210, 971943), (217, 940590), (245, 833094), (279, 731570), (294, 694245), (310, 658413), (315, 647962), (434, 470295), (441, 462830), (465, 438942), (490, 416547), (558, 365785), (630, 323981), (651, 313530), (735, 277698), (882, 231415), (930, 219471), (1085, 188118), (1302, 156765), (1395, 146314), (1470, 138849), (1493, 136710), (1519, 134370), (1953, 104510), (2170, 94059), (2205, 92566), (2790, 73157), (2986, 68355), (3038, 67185), (3255, 62706), (3906, 52255), (4410, 46283), (4479, 45570), (4557, 44790), (6510, 31353), (7465, 27342), (7595, 26874), (8958, 22785), (9114, 22395), (9765, 20902), (10451, 19530), (13437, 15190), (13671, 14930)]