405149920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 192

約数和(自身を含む): 1170892800

約数和(自身を除く): 765742880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 79, 80, 95, 112, 133, 140, 152, 158, 160, 190, 224, 241, 266, 280, 304, 316, 380, 395, 482, 532, 553, 560, 608, 632, 665, 760, 790, 964, 1064, 1106, 1120, 1205, 1264, 1330, 1501, 1520, 1580, 1687, 1928, 2128, 2212, 2410, 2528, 2660, 2765, 3002, 3040, 3160, 3374, 3856, 4256, 4424, 4579, 4820, 5320, 5530, 6004, 6320, 6748, 7505, 7712, 8435, 8848, 9158, 9640, 10507, 10640, 11060, 12008, 12640, 13496, 15010, 16870, 17696, 18316, 19039, 19280, 21014, 21280, 22120, 22895, 24016, 26992, 30020, 32053, 33740, 36632, 38078, 38560, 42028, 44240, 45790, 48032, 52535, 53984, 60040, 64106, 67480, 73264, 76156, 84056, 88480, 91580, 95195, 105070, 120080, 128212, 133273, 134960, 146528, 152312, 160265, 168112, 183160, 190390, 210140, 240160, 256424, 266546, 269920, 304624, 320530, 336224, 361741, 366320, 380780, 420280, 512848, 533092, 609248, 641060, 666365, 723482, 732640, 761560, 840560, 1025696, 1066184, 1282120, 1332730, 1446964, 1523120, 1681120, 1808705, 2132368, 2532187, 2564240, 2665460, 2893928, 3046240, 3617410, 4264736, 5064374, 5128480, 5330920, 5787856, 7234820, 10128748, 10661840, 11575712, 12660935, 14469640, 20257496, 21323680, 25321870, 28939280, 40514992, 50643740, 57878560, 81029984, 101287480, 202574960, 405149920]

約数ペア:

[(1, 405149920), (2, 202574960), (4, 101287480), (5, 81029984), (7, 57878560), (8, 50643740), (10, 40514992), (14, 28939280), (16, 25321870), (19, 21323680), (20, 20257496), (28, 14469640), (32, 12660935), (35, 11575712), (38, 10661840), (40, 10128748), (56, 7234820), (70, 5787856), (76, 5330920), (79, 5128480), (80, 5064374), (95, 4264736), (112, 3617410), (133, 3046240), (140, 2893928), (152, 2665460), (158, 2564240), (160, 2532187), (190, 2132368), (224, 1808705), (241, 1681120), (266, 1523120), (280, 1446964), (304, 1332730), (316, 1282120), (380, 1066184), (395, 1025696), (482, 840560), (532, 761560), (553, 732640), (560, 723482), (608, 666365), (632, 641060), (665, 609248), (760, 533092), (790, 512848), (964, 420280), (1064, 380780), (1106, 366320), (1120, 361741), (1205, 336224), (1264, 320530), (1330, 304624), (1501, 269920), (1520, 266546), (1580, 256424), (1687, 240160), (1928, 210140), (2128, 190390), (2212, 183160), (2410, 168112), (2528, 160265), (2660, 152312), (2765, 146528), (3002, 134960), (3040, 133273), (3160, 128212), (3374, 120080), (3856, 105070), (4256, 95195), (4424, 91580), (4579, 88480), (4820, 84056), (5320, 76156), (5530, 73264), (6004, 67480), (6320, 64106), (6748, 60040), (7505, 53984), (7712, 52535), (8435, 48032), (8848, 45790), (9158, 44240), (9640, 42028), (10507, 38560), (10640, 38078), (11060, 36632), (12008, 33740), (12640, 32053), (13496, 30020), (15010, 26992), (16870, 24016), (17696, 22895), (18316, 22120), (19039, 21280), (19280, 21014)]