247192920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:299

約数の個数: 288

約数和(自身を含む): 924955200

約数和(自身を除く): 677762280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 169, 170, 180, 195, 204, 221, 234, 239, 255, 260, 306, 312, 338, 340, 360, 390, 408, 442, 468, 478, 507, 510, 520, 585, 612, 663, 676, 680, 717, 765, 780, 845, 884, 936, 956, 1014, 1020, 1105, 1170, 1195, 1224, 1326, 1352, 1434, 1521, 1530, 1560, 1690, 1768, 1912, 1989, 2028, 2040, 2151, 2210, 2340, 2390, 2535, 2652, 2868, 2873, 3042, 3060, 3107, 3315, 3380, 3585, 3978, 4056, 4063, 4302, 4420, 4680, 4780, 5070, 5304, 5736, 5746, 6084, 6120, 6214, 6630, 6760, 7170, 7605, 7956, 8126, 8604, 8619, 8840, 9321, 9560, 9945, 10140, 10755, 11492, 12168, 12189, 12428, 13260, 14340, 14365, 15210, 15535, 15912, 16252, 17208, 17238, 18642, 19890, 20280, 20315, 21510, 22984, 24378, 24856, 25857, 26520, 27963, 28680, 28730, 30420, 31070, 32504, 34476, 36567, 37284, 39780, 40391, 40630, 43020, 43095, 46605, 48756, 51714, 52819, 55926, 57460, 60840, 60945, 62140, 68952, 73134, 74568, 79560, 80782, 81260, 86040, 86190, 93210, 97512, 103428, 105638, 111852, 114920, 121173, 121890, 124280, 129285, 139815, 146268, 158457, 161564, 162520, 172380, 182835, 186420, 201955, 206856, 211276, 223704, 242346, 243780, 258570, 264095, 279630, 292536, 316914, 323128, 344760, 363519, 365670, 372840, 403910, 422552, 475371, 484692, 487560, 517140, 528190, 559260, 605865, 633828, 686647, 727038, 731340, 792285, 807820, 950742, 969384, 1034280, 1056380, 1118520, 1211730, 1267656, 1373294, 1454076, 1462680, 1584570, 1615640, 1817595, 1901484, 2059941, 2112760, 2376855, 2423460, 2746588, 2908152, 3169140, 3433235, 3635190, 3802968, 4119882, 4753710, 4846920, 5493176, 6179823, 6338280, 6866470, 7270380, 8239764, 9507420, 10299705, 12359646, 13732940, 14540760, 16479528, 19014840, 20599410, 24719292, 27465880, 30899115, 41198820, 49438584, 61798230, 82397640, 123596460, 247192920]

約数ペア:

[(1, 247192920), (2, 123596460), (3, 82397640), (4, 61798230), (5, 49438584), (6, 41198820), (8, 30899115), (9, 27465880), (10, 24719292), (12, 20599410), (13, 19014840), (15, 16479528), (17, 14540760), (18, 13732940), (20, 12359646), (24, 10299705), (26, 9507420), (30, 8239764), (34, 7270380), (36, 6866470), (39, 6338280), (40, 6179823), (45, 5493176), (51, 4846920), (52, 4753710), (60, 4119882), (65, 3802968), (68, 3635190), (72, 3433235), (78, 3169140), (85, 2908152), (90, 2746588), (102, 2423460), (104, 2376855), (117, 2112760), (120, 2059941), (130, 1901484), (136, 1817595), (153, 1615640), (156, 1584570), (169, 1462680), (170, 1454076), (180, 1373294), (195, 1267656), (204, 1211730), (221, 1118520), (234, 1056380), (239, 1034280), (255, 969384), (260, 950742), (306, 807820), (312, 792285), (338, 731340), (340, 727038), (360, 686647), (390, 633828), (408, 605865), (442, 559260), (468, 528190), (478, 517140), (507, 487560), (510, 484692), (520, 475371), (585, 422552), (612, 403910), (663, 372840), (676, 365670), (680, 363519), (717, 344760), (765, 323128), (780, 316914), (845, 292536), (884, 279630), (936, 264095), (956, 258570), (1014, 243780), (1020, 242346), (1105, 223704), (1170, 211276), (1195, 206856), (1224, 201955), (1326, 186420), (1352, 182835), (1434, 172380), (1521, 162520), (1530, 161564), (1560, 158457), (1690, 146268), (1768, 139815), (1912, 129285), (1989, 124280), (2028, 121890), (2040, 121173), (2151, 114920), (2210, 111852), (2340, 105638), (2390, 103428), (2535, 97512), (2652, 93210), (2868, 86190), (2873, 86040), (3042, 81260), (3060, 80782), (3107, 79560), (3315, 74568), (3380, 73134), (3585, 68952), (3978, 62140), (4056, 60945), (4063, 60840), (4302, 57460), (4420, 55926), (4680, 52819), (4780, 51714), (5070, 48756), (5304, 46605), (5736, 43095), (5746, 43020), (6084, 40630), (6120, 40391), (6214, 39780), (6630, 37284), (6760, 36567), (7170, 34476), (7605, 32504), (7956, 31070), (8126, 30420), (8604, 28730), (8619, 28680), (8840, 27963), (9321, 26520), (9560, 25857), (9945, 24856), (10140, 24378), (10755, 22984), (11492, 21510), (12168, 20315), (12189, 20280), (12428, 19890), (13260, 18642), (14340, 17238), (14365, 17208), (15210, 16252), (15535, 15912)]