438245760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 256

約数和(自身を含む): 1488384000

約数和(自身を除く): 1050138240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 37, 40, 48, 60, 62, 64, 74, 80, 93, 96, 111, 120, 124, 128, 148, 155, 160, 185, 186, 192, 199, 222, 240, 248, 296, 310, 320, 370, 372, 384, 398, 444, 465, 480, 496, 555, 592, 597, 620, 640, 740, 744, 796, 888, 930, 960, 992, 995, 1110, 1147, 1184, 1194, 1240, 1480, 1488, 1592, 1776, 1860, 1920, 1984, 1990, 2220, 2294, 2368, 2388, 2480, 2960, 2976, 2985, 3184, 3441, 3552, 3720, 3968, 3980, 4440, 4588, 4736, 4776, 4960, 5735, 5920, 5952, 5970, 6169, 6368, 6882, 7104, 7363, 7440, 7960, 8880, 9176, 9552, 9920, 11470, 11840, 11904, 11940, 12338, 12736, 13764, 14208, 14726, 14880, 15920, 17205, 17760, 18352, 18507, 19104, 19840, 22089, 22940, 23680, 23880, 24676, 25472, 27528, 29452, 29760, 30845, 31840, 34410, 35520, 36704, 36815, 37014, 38208, 44178, 45880, 47760, 49352, 55056, 58904, 59520, 61690, 63680, 68820, 71040, 73408, 73630, 74028, 76416, 88356, 91760, 92535, 95520, 98704, 110112, 110445, 117808, 123380, 127360, 137640, 146816, 147260, 148056, 176712, 183520, 185070, 191040, 197408, 220224, 220890, 228253, 235616, 246760, 275280, 294520, 296112, 353424, 367040, 370140, 382080, 394816, 440448, 441780, 456506, 471232, 493520, 550560, 589040, 592224, 684759, 706848, 734080, 740280, 789632, 883560, 913012, 942464, 987040, 1101120, 1141265, 1178080, 1184448, 1369518, 1413696, 1480560, 1767120, 1826024, 1974080, 2202240, 2282530, 2356160, 2368896, 2739036, 2827392, 2961120, 3423795, 3534240, 3652048, 3948160, 4565060, 4712320, 5478072, 5922240, 6847590, 7068480, 7304096, 9130120, 10956144, 11844480, 13695180, 14136960, 14608192, 18260240, 21912288, 27390360, 29216384, 36520480, 43824576, 54780720, 73040960, 87649152, 109561440, 146081920, 219122880, 438245760]

約数ペア:

[(1, 438245760), (2, 219122880), (3, 146081920), (4, 109561440), (5, 87649152), (6, 73040960), (8, 54780720), (10, 43824576), (12, 36520480), (15, 29216384), (16, 27390360), (20, 21912288), (24, 18260240), (30, 14608192), (31, 14136960), (32, 13695180), (37, 11844480), (40, 10956144), (48, 9130120), (60, 7304096), (62, 7068480), (64, 6847590), (74, 5922240), (80, 5478072), (93, 4712320), (96, 4565060), (111, 3948160), (120, 3652048), (124, 3534240), (128, 3423795), (148, 2961120), (155, 2827392), (160, 2739036), (185, 2368896), (186, 2356160), (192, 2282530), (199, 2202240), (222, 1974080), (240, 1826024), (248, 1767120), (296, 1480560), (310, 1413696), (320, 1369518), (370, 1184448), (372, 1178080), (384, 1141265), (398, 1101120), (444, 987040), (465, 942464), (480, 913012), (496, 883560), (555, 789632), (592, 740280), (597, 734080), (620, 706848), (640, 684759), (740, 592224), (744, 589040), (796, 550560), (888, 493520), (930, 471232), (960, 456506), (992, 441780), (995, 440448), (1110, 394816), (1147, 382080), (1184, 370140), (1194, 367040), (1240, 353424), (1480, 296112), (1488, 294520), (1592, 275280), (1776, 246760), (1860, 235616), (1920, 228253), (1984, 220890), (1990, 220224), (2220, 197408), (2294, 191040), (2368, 185070), (2388, 183520), (2480, 176712), (2960, 148056), (2976, 147260), (2985, 146816), (3184, 137640), (3441, 127360), (3552, 123380), (3720, 117808), (3968, 110445), (3980, 110112), (4440, 98704), (4588, 95520), (4736, 92535), (4776, 91760), (4960, 88356), (5735, 76416), (5920, 74028), (5952, 73630), (5970, 73408), (6169, 71040), (6368, 68820), (6882, 63680), (7104, 61690), (7363, 59520), (7440, 58904), (7960, 55056), (8880, 49352), (9176, 47760), (9552, 45880), (9920, 44178), (11470, 38208), (11840, 37014), (11904, 36815), (11940, 36704), (12338, 35520), (12736, 34410), (13764, 31840), (14208, 30845), (14726, 29760), (14880, 29452), (15920, 27528), (17205, 25472), (17760, 24676), (18352, 23880), (18507, 23680), (19104, 22940), (19840, 22089)]