247936080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:786

約数の個数: 240

約数和(自身を含む): 926190720

約数和(自身を除く): 678254640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 49, 56, 58, 60, 70, 80, 84, 87, 98, 105, 112, 116, 120, 140, 145, 147, 168, 174, 196, 203, 210, 232, 240, 245, 280, 290, 294, 336, 348, 392, 406, 420, 435, 464, 490, 560, 580, 588, 609, 696, 727, 735, 784, 812, 840, 870, 980, 1015, 1160, 1176, 1218, 1392, 1421, 1454, 1470, 1624, 1680, 1740, 1960, 2030, 2181, 2320, 2352, 2436, 2842, 2908, 2940, 3045, 3248, 3480, 3635, 3920, 4060, 4263, 4362, 4872, 5089, 5684, 5816, 5880, 6090, 6960, 7105, 7270, 8120, 8526, 8724, 9744, 10178, 10905, 11368, 11632, 11760, 12180, 14210, 14540, 15267, 16240, 17052, 17448, 20356, 21083, 21315, 21810, 22736, 24360, 25445, 28420, 29080, 30534, 34104, 34896, 35623, 40712, 42166, 42630, 43620, 48720, 50890, 56840, 58160, 61068, 63249, 68208, 71246, 76335, 81424, 84332, 85260, 87240, 101780, 105415, 106869, 113680, 122136, 126498, 142492, 147581, 152670, 168664, 170520, 174480, 178115, 203560, 210830, 213738, 244272, 252996, 284984, 295162, 305340, 316245, 337328, 341040, 356230, 407120, 421660, 427476, 442743, 505992, 534345, 569968, 590324, 610680, 632490, 712460, 737905, 843320, 854952, 885486, 1011984, 1033067, 1068690, 1180648, 1221360, 1264980, 1424920, 1475810, 1686640, 1709904, 1770972, 2066134, 2137380, 2213715, 2361296, 2529960, 2849840, 2951620, 3099201, 3541944, 4132268, 4274760, 4427430, 5059920, 5165335, 5903240, 6198402, 7083888, 8264536, 8549520, 8854860, 10330670, 11806480, 12396804, 15496005, 16529072, 17709720, 20661340, 24793608, 30992010, 35419440, 41322680, 49587216, 61984020, 82645360, 123968040, 247936080]

約数ペア:

[(1, 247936080), (2, 123968040), (3, 82645360), (4, 61984020), (5, 49587216), (6, 41322680), (7, 35419440), (8, 30992010), (10, 24793608), (12, 20661340), (14, 17709720), (15, 16529072), (16, 15496005), (20, 12396804), (21, 11806480), (24, 10330670), (28, 8854860), (29, 8549520), (30, 8264536), (35, 7083888), (40, 6198402), (42, 5903240), (48, 5165335), (49, 5059920), (56, 4427430), (58, 4274760), (60, 4132268), (70, 3541944), (80, 3099201), (84, 2951620), (87, 2849840), (98, 2529960), (105, 2361296), (112, 2213715), (116, 2137380), (120, 2066134), (140, 1770972), (145, 1709904), (147, 1686640), (168, 1475810), (174, 1424920), (196, 1264980), (203, 1221360), (210, 1180648), (232, 1068690), (240, 1033067), (245, 1011984), (280, 885486), (290, 854952), (294, 843320), (336, 737905), (348, 712460), (392, 632490), (406, 610680), (420, 590324), (435, 569968), (464, 534345), (490, 505992), (560, 442743), (580, 427476), (588, 421660), (609, 407120), (696, 356230), (727, 341040), (735, 337328), (784, 316245), (812, 305340), (840, 295162), (870, 284984), (980, 252996), (1015, 244272), (1160, 213738), (1176, 210830), (1218, 203560), (1392, 178115), (1421, 174480), (1454, 170520), (1470, 168664), (1624, 152670), (1680, 147581), (1740, 142492), (1960, 126498), (2030, 122136), (2181, 113680), (2320, 106869), (2352, 105415), (2436, 101780), (2842, 87240), (2908, 85260), (2940, 84332), (3045, 81424), (3248, 76335), (3480, 71246), (3635, 68208), (3920, 63249), (4060, 61068), (4263, 58160), (4362, 56840), (4872, 50890), (5089, 48720), (5684, 43620), (5816, 42630), (5880, 42166), (6090, 40712), (6960, 35623), (7105, 34896), (7270, 34104), (8120, 30534), (8526, 29080), (8724, 28420), (9744, 25445), (10178, 24360), (10905, 22736), (11368, 21810), (11632, 21315), (11760, 21083), (12180, 20356), (14210, 17448), (14540, 17052), (15267, 16240)]