71662480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 160

約数和(自身を含む): 192844800

約数和(自身を除く): 121182320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 29, 34, 40, 46, 58, 68, 79, 80, 85, 92, 115, 116, 136, 145, 158, 170, 184, 230, 232, 272, 290, 316, 340, 368, 391, 395, 460, 464, 493, 580, 632, 667, 680, 782, 790, 920, 986, 1160, 1264, 1334, 1343, 1360, 1564, 1580, 1817, 1840, 1955, 1972, 2291, 2320, 2465, 2668, 2686, 3128, 3160, 3335, 3634, 3910, 3944, 4582, 4930, 5336, 5372, 6256, 6320, 6670, 6715, 7268, 7820, 7888, 9085, 9164, 9860, 10672, 10744, 11339, 11455, 13340, 13430, 14536, 15640, 18170, 18328, 19720, 21488, 22678, 22910, 26680, 26860, 29072, 30889, 31280, 36340, 36656, 38947, 39440, 45356, 45820, 52693, 53360, 53720, 56695, 61778, 72680, 77894, 90712, 91640, 105386, 107440, 113390, 123556, 145360, 154445, 155788, 181424, 183280, 194735, 210772, 226780, 247112, 263465, 308890, 311576, 389470, 421544, 453560, 494224, 526930, 617780, 623152, 778940, 843088, 895781, 907120, 1053860, 1235560, 1557880, 1791562, 2107720, 2471120, 3115760, 3583124, 4215440, 4478905, 7166248, 8957810, 14332496, 17915620, 35831240, 71662480]

約数ペア:

[(1, 71662480), (2, 35831240), (4, 17915620), (5, 14332496), (8, 8957810), (10, 7166248), (16, 4478905), (17, 4215440), (20, 3583124), (23, 3115760), (29, 2471120), (34, 2107720), (40, 1791562), (46, 1557880), (58, 1235560), (68, 1053860), (79, 907120), (80, 895781), (85, 843088), (92, 778940), (115, 623152), (116, 617780), (136, 526930), (145, 494224), (158, 453560), (170, 421544), (184, 389470), (230, 311576), (232, 308890), (272, 263465), (290, 247112), (316, 226780), (340, 210772), (368, 194735), (391, 183280), (395, 181424), (460, 155788), (464, 154445), (493, 145360), (580, 123556), (632, 113390), (667, 107440), (680, 105386), (782, 91640), (790, 90712), (920, 77894), (986, 72680), (1160, 61778), (1264, 56695), (1334, 53720), (1343, 53360), (1360, 52693), (1564, 45820), (1580, 45356), (1817, 39440), (1840, 38947), (1955, 36656), (1972, 36340), (2291, 31280), (2320, 30889), (2465, 29072), (2668, 26860), (2686, 26680), (3128, 22910), (3160, 22678), (3335, 21488), (3634, 19720), (3910, 18328), (3944, 18170), (4582, 15640), (4930, 14536), (5336, 13430), (5372, 13340), (6256, 11455), (6320, 11339), (6670, 10744), (6715, 10672), (7268, 9860), (7820, 9164), (7888, 9085)]