1531305680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:373

約数の個数: 160

約数和(自身を含む): 3828933504

約数和(自身を除く): 2297627824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 53, 74, 80, 86, 106, 148, 172, 185, 212, 215, 227, 265, 296, 344, 370, 424, 430, 454, 530, 592, 688, 740, 848, 860, 908, 1060, 1135, 1480, 1591, 1720, 1816, 1961, 2120, 2270, 2279, 2960, 3182, 3440, 3632, 3922, 4240, 4540, 4558, 6364, 7844, 7955, 8399, 9080, 9116, 9761, 9805, 11395, 12031, 12728, 15688, 15910, 16798, 18160, 18232, 19522, 19610, 22790, 24062, 25456, 31376, 31820, 33596, 36464, 39044, 39220, 41995, 45580, 48124, 48805, 60155, 63640, 67192, 78088, 78440, 83990, 84323, 91160, 96248, 97610, 120310, 127280, 134384, 156176, 156880, 167980, 168646, 182320, 192496, 195220, 240620, 335960, 337292, 361157, 390440, 421615, 445147, 481240, 517333, 671920, 674584, 722314, 780880, 843230, 890294, 962480, 1034666, 1349168, 1444628, 1686460, 1780588, 1805785, 2069332, 2225735, 2586665, 2889256, 3372920, 3561176, 3611570, 4138664, 4451470, 5173330, 5778512, 6745840, 7122352, 7223140, 8277328, 8902940, 10346660, 14446280, 17805880, 19141321, 20693320, 28892560, 35611760, 38282642, 41386640, 76565284, 95706605, 153130568, 191413210, 306261136, 382826420, 765652840, 1531305680]

約数ペア:

[(1, 1531305680), (2, 765652840), (4, 382826420), (5, 306261136), (8, 191413210), (10, 153130568), (16, 95706605), (20, 76565284), (37, 41386640), (40, 38282642), (43, 35611760), (53, 28892560), (74, 20693320), (80, 19141321), (86, 17805880), (106, 14446280), (148, 10346660), (172, 8902940), (185, 8277328), (212, 7223140), (215, 7122352), (227, 6745840), (265, 5778512), (296, 5173330), (344, 4451470), (370, 4138664), (424, 3611570), (430, 3561176), (454, 3372920), (530, 2889256), (592, 2586665), (688, 2225735), (740, 2069332), (848, 1805785), (860, 1780588), (908, 1686460), (1060, 1444628), (1135, 1349168), (1480, 1034666), (1591, 962480), (1720, 890294), (1816, 843230), (1961, 780880), (2120, 722314), (2270, 674584), (2279, 671920), (2960, 517333), (3182, 481240), (3440, 445147), (3632, 421615), (3922, 390440), (4240, 361157), (4540, 337292), (4558, 335960), (6364, 240620), (7844, 195220), (7955, 192496), (8399, 182320), (9080, 168646), (9116, 167980), (9761, 156880), (9805, 156176), (11395, 134384), (12031, 127280), (12728, 120310), (15688, 97610), (15910, 96248), (16798, 91160), (18160, 84323), (18232, 83990), (19522, 78440), (19610, 78088), (22790, 67192), (24062, 63640), (25456, 60155), (31376, 48805), (31820, 48124), (33596, 45580), (36464, 41995), (39044, 39220)]