278399160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:363

約数の個数: 256

約数和(自身を含む): 1016064000

約数和(自身を除く): 737664840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 79, 90, 104, 108, 117, 120, 130, 135, 156, 158, 180, 195, 216, 234, 237, 251, 260, 270, 312, 316, 351, 360, 390, 395, 468, 474, 502, 520, 540, 585, 632, 702, 711, 753, 780, 790, 936, 948, 1004, 1027, 1080, 1170, 1185, 1255, 1404, 1422, 1506, 1560, 1580, 1755, 1896, 2008, 2054, 2133, 2259, 2340, 2370, 2510, 2808, 2844, 3012, 3081, 3160, 3263, 3510, 3555, 3765, 4108, 4266, 4518, 4680, 4740, 5020, 5135, 5688, 6024, 6162, 6526, 6777, 7020, 7110, 7530, 8216, 8532, 9036, 9243, 9480, 9789, 10040, 10270, 10665, 11295, 12324, 13052, 13554, 14040, 14220, 15060, 15405, 16315, 17064, 18072, 18486, 19578, 19829, 20540, 21330, 22590, 24648, 26104, 27108, 27729, 28440, 29367, 30120, 30810, 32630, 33885, 36972, 39156, 39658, 41080, 42660, 45180, 46215, 48945, 54216, 55458, 58734, 59487, 61620, 65260, 67770, 73944, 78312, 79316, 85320, 88101, 90360, 92430, 97890, 99145, 110916, 117468, 118974, 123240, 130520, 135540, 138645, 146835, 158632, 176202, 178461, 184860, 195780, 198290, 221832, 234936, 237948, 257777, 271080, 277290, 293670, 297435, 352404, 356922, 369720, 391560, 396580, 440505, 475896, 515554, 535383, 554580, 587340, 594870, 704808, 713844, 773331, 793160, 881010, 892305, 1031108, 1070766, 1109160, 1174680, 1189740, 1288885, 1427688, 1546662, 1762020, 1784610, 2062216, 2141532, 2319993, 2379480, 2577770, 2676915, 3093324, 3524040, 3569220, 3866655, 4283064, 4639986, 5155540, 5353830, 6186648, 6959979, 7138440, 7733310, 9279972, 10311080, 10707660, 11599965, 13919958, 15466620, 18559944, 21415320, 23199930, 27839916, 30933240, 34799895, 46399860, 55679832, 69599790, 92799720, 139199580, 278399160]

約数ペア:

[(1, 278399160), (2, 139199580), (3, 92799720), (4, 69599790), (5, 55679832), (6, 46399860), (8, 34799895), (9, 30933240), (10, 27839916), (12, 23199930), (13, 21415320), (15, 18559944), (18, 15466620), (20, 13919958), (24, 11599965), (26, 10707660), (27, 10311080), (30, 9279972), (36, 7733310), (39, 7138440), (40, 6959979), (45, 6186648), (52, 5353830), (54, 5155540), (60, 4639986), (65, 4283064), (72, 3866655), (78, 3569220), (79, 3524040), (90, 3093324), (104, 2676915), (108, 2577770), (117, 2379480), (120, 2319993), (130, 2141532), (135, 2062216), (156, 1784610), (158, 1762020), (180, 1546662), (195, 1427688), (216, 1288885), (234, 1189740), (237, 1174680), (251, 1109160), (260, 1070766), (270, 1031108), (312, 892305), (316, 881010), (351, 793160), (360, 773331), (390, 713844), (395, 704808), (468, 594870), (474, 587340), (502, 554580), (520, 535383), (540, 515554), (585, 475896), (632, 440505), (702, 396580), (711, 391560), (753, 369720), (780, 356922), (790, 352404), (936, 297435), (948, 293670), (1004, 277290), (1027, 271080), (1080, 257777), (1170, 237948), (1185, 234936), (1255, 221832), (1404, 198290), (1422, 195780), (1506, 184860), (1560, 178461), (1580, 176202), (1755, 158632), (1896, 146835), (2008, 138645), (2054, 135540), (2133, 130520), (2259, 123240), (2340, 118974), (2370, 117468), (2510, 110916), (2808, 99145), (2844, 97890), (3012, 92430), (3081, 90360), (3160, 88101), (3263, 85320), (3510, 79316), (3555, 78312), (3765, 73944), (4108, 67770), (4266, 65260), (4518, 61620), (4680, 59487), (4740, 58734), (5020, 55458), (5135, 54216), (5688, 48945), (6024, 46215), (6162, 45180), (6526, 42660), (6777, 41080), (7020, 39658), (7110, 39156), (7530, 36972), (8216, 33885), (8532, 32630), (9036, 30810), (9243, 30120), (9480, 29367), (9789, 28440), (10040, 27729), (10270, 27108), (10665, 26104), (11295, 24648), (12324, 22590), (13052, 21330), (13554, 20540), (14040, 19829), (14220, 19578), (15060, 18486), (15405, 18072), (16315, 17064)]