253581720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:298

約数の個数: 256

約数和(自身を含む): 919296000

約数和(自身を除く): 665714280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 41, 42, 56, 60, 70, 74, 82, 84, 105, 111, 120, 123, 140, 148, 164, 168, 185, 199, 205, 210, 222, 246, 259, 280, 287, 296, 328, 370, 398, 410, 420, 444, 492, 518, 555, 574, 597, 615, 740, 777, 796, 820, 840, 861, 888, 984, 995, 1036, 1110, 1148, 1194, 1230, 1295, 1393, 1435, 1480, 1517, 1554, 1592, 1640, 1722, 1990, 2072, 2220, 2296, 2388, 2460, 2590, 2786, 2870, 2985, 3034, 3108, 3444, 3885, 3980, 4179, 4305, 4440, 4551, 4776, 4920, 5180, 5572, 5740, 5970, 6068, 6216, 6888, 6965, 7363, 7585, 7770, 7960, 8159, 8358, 8610, 9102, 10360, 10619, 11144, 11480, 11940, 12136, 13930, 14726, 15170, 15540, 16318, 16716, 17220, 18204, 20895, 21238, 22089, 22755, 23880, 24477, 27860, 29452, 30340, 31080, 31857, 32636, 33432, 34440, 36408, 36815, 40795, 41790, 42476, 44178, 45510, 48954, 51541, 53095, 55720, 57113, 58904, 60680, 63714, 65272, 73630, 81590, 83580, 84952, 88356, 91020, 97908, 103082, 106190, 110445, 114226, 122385, 127428, 147260, 154623, 159285, 163180, 167160, 171339, 176712, 182040, 195816, 206164, 212380, 220890, 228452, 244770, 254856, 257705, 285565, 294520, 301883, 309246, 318570, 326360, 342678, 412328, 424760, 441780, 456904, 489540, 515410, 571130, 603766, 618492, 637140, 685356, 773115, 856695, 883560, 905649, 979080, 1030820, 1142260, 1207532, 1236984, 1274280, 1370712, 1509415, 1546230, 1713390, 1811298, 2061640, 2113181, 2284520, 2415064, 3018830, 3092460, 3426780, 3622596, 4226362, 4528245, 6037660, 6184920, 6339543, 6853560, 7245192, 8452724, 9056490, 10565905, 12075320, 12679086, 16905448, 18112980, 21131810, 25358172, 31697715, 36225960, 42263620, 50716344, 63395430, 84527240, 126790860, 253581720]

約数ペア:

[(1, 253581720), (2, 126790860), (3, 84527240), (4, 63395430), (5, 50716344), (6, 42263620), (7, 36225960), (8, 31697715), (10, 25358172), (12, 21131810), (14, 18112980), (15, 16905448), (20, 12679086), (21, 12075320), (24, 10565905), (28, 9056490), (30, 8452724), (35, 7245192), (37, 6853560), (40, 6339543), (41, 6184920), (42, 6037660), (56, 4528245), (60, 4226362), (70, 3622596), (74, 3426780), (82, 3092460), (84, 3018830), (105, 2415064), (111, 2284520), (120, 2113181), (123, 2061640), (140, 1811298), (148, 1713390), (164, 1546230), (168, 1509415), (185, 1370712), (199, 1274280), (205, 1236984), (210, 1207532), (222, 1142260), (246, 1030820), (259, 979080), (280, 905649), (287, 883560), (296, 856695), (328, 773115), (370, 685356), (398, 637140), (410, 618492), (420, 603766), (444, 571130), (492, 515410), (518, 489540), (555, 456904), (574, 441780), (597, 424760), (615, 412328), (740, 342678), (777, 326360), (796, 318570), (820, 309246), (840, 301883), (861, 294520), (888, 285565), (984, 257705), (995, 254856), (1036, 244770), (1110, 228452), (1148, 220890), (1194, 212380), (1230, 206164), (1295, 195816), (1393, 182040), (1435, 176712), (1480, 171339), (1517, 167160), (1554, 163180), (1592, 159285), (1640, 154623), (1722, 147260), (1990, 127428), (2072, 122385), (2220, 114226), (2296, 110445), (2388, 106190), (2460, 103082), (2590, 97908), (2786, 91020), (2870, 88356), (2985, 84952), (3034, 83580), (3108, 81590), (3444, 73630), (3885, 65272), (3980, 63714), (4179, 60680), (4305, 58904), (4440, 57113), (4551, 55720), (4776, 53095), (4920, 51541), (5180, 48954), (5572, 45510), (5740, 44178), (5970, 42476), (6068, 41790), (6216, 40795), (6888, 36815), (6965, 36408), (7363, 34440), (7585, 33432), (7770, 32636), (7960, 31857), (8159, 31080), (8358, 30340), (8610, 29452), (9102, 27860), (10360, 24477), (10619, 23880), (11144, 22755), (11480, 22089), (11940, 21238), (12136, 20895), (13930, 18204), (14726, 17220), (15170, 16716), (15540, 16318)]