991129680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1367}}^1$

素因数の和:1458

約数の個数: 240

約数和(自身を含む): 3572449920

約数和(自身を除く): 2581320240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 53, 57, 60, 72, 76, 80, 90, 95, 106, 114, 120, 144, 152, 159, 171, 180, 190, 212, 228, 240, 265, 285, 304, 318, 342, 360, 380, 424, 456, 477, 530, 570, 636, 684, 720, 760, 795, 848, 855, 912, 954, 1007, 1060, 1140, 1272, 1367, 1368, 1520, 1590, 1710, 1908, 2014, 2120, 2280, 2385, 2544, 2734, 2736, 3021, 3180, 3420, 3816, 4028, 4101, 4240, 4560, 4770, 5035, 5468, 6042, 6360, 6835, 6840, 7632, 8056, 8202, 9063, 9540, 10070, 10936, 12084, 12303, 12720, 13670, 13680, 15105, 16112, 16404, 18126, 19080, 20140, 20505, 21872, 24168, 24606, 25973, 27340, 30210, 32808, 36252, 38160, 40280, 41010, 45315, 48336, 49212, 51946, 54680, 60420, 61515, 65616, 72451, 72504, 77919, 80560, 82020, 90630, 98424, 103892, 109360, 120840, 123030, 129865, 144902, 145008, 155838, 164040, 181260, 196848, 207784, 217353, 233757, 241680, 246060, 259730, 289804, 311676, 328080, 362255, 362520, 389595, 415568, 434706, 467514, 492120, 519460, 579608, 623352, 652059, 724510, 725040, 779190, 869412, 935028, 984240, 1038920, 1086765, 1159216, 1168785, 1246704, 1304118, 1376569, 1449020, 1558380, 1738824, 1870056, 2077840, 2173530, 2337570, 2608236, 2753138, 2898040, 3116760, 3260295, 3477648, 3740112, 4129707, 4347060, 4675140, 5216472, 5506276, 5796080, 6233520, 6520590, 6882845, 8259414, 8694120, 9350280, 10432944, 11012552, 12389121, 13041180, 13765690, 16518828, 17388240, 18700560, 20648535, 22025104, 24778242, 26082360, 27531380, 33037656, 41297070, 49556484, 52164720, 55062760, 61945605, 66075312, 82594140, 99112968, 110125520, 123891210, 165188280, 198225936, 247782420, 330376560, 495564840, 991129680]

約数ペア:

[(1, 991129680), (2, 495564840), (3, 330376560), (4, 247782420), (5, 198225936), (6, 165188280), (8, 123891210), (9, 110125520), (10, 99112968), (12, 82594140), (15, 66075312), (16, 61945605), (18, 55062760), (19, 52164720), (20, 49556484), (24, 41297070), (30, 33037656), (36, 27531380), (38, 26082360), (40, 24778242), (45, 22025104), (48, 20648535), (53, 18700560), (57, 17388240), (60, 16518828), (72, 13765690), (76, 13041180), (80, 12389121), (90, 11012552), (95, 10432944), (106, 9350280), (114, 8694120), (120, 8259414), (144, 6882845), (152, 6520590), (159, 6233520), (171, 5796080), (180, 5506276), (190, 5216472), (212, 4675140), (228, 4347060), (240, 4129707), (265, 3740112), (285, 3477648), (304, 3260295), (318, 3116760), (342, 2898040), (360, 2753138), (380, 2608236), (424, 2337570), (456, 2173530), (477, 2077840), (530, 1870056), (570, 1738824), (636, 1558380), (684, 1449020), (720, 1376569), (760, 1304118), (795, 1246704), (848, 1168785), (855, 1159216), (912, 1086765), (954, 1038920), (1007, 984240), (1060, 935028), (1140, 869412), (1272, 779190), (1367, 725040), (1368, 724510), (1520, 652059), (1590, 623352), (1710, 579608), (1908, 519460), (2014, 492120), (2120, 467514), (2280, 434706), (2385, 415568), (2544, 389595), (2734, 362520), (2736, 362255), (3021, 328080), (3180, 311676), (3420, 289804), (3816, 259730), (4028, 246060), (4101, 241680), (4240, 233757), (4560, 217353), (4770, 207784), (5035, 196848), (5468, 181260), (6042, 164040), (6360, 155838), (6835, 145008), (6840, 144902), (7632, 129865), (8056, 123030), (8202, 120840), (9063, 109360), (9540, 103892), (10070, 98424), (10936, 90630), (12084, 82020), (12303, 80560), (12720, 77919), (13670, 72504), (13680, 72451), (15105, 65616), (16112, 61515), (16404, 60420), (18126, 54680), (19080, 51946), (20140, 49212), (20505, 48336), (21872, 45315), (24168, 41010), (24606, 40280), (25973, 38160), (27340, 36252), (30210, 32808)]