246893920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:613

約数の個数: 192

約数和(自身を含む): 742404096

約数和(自身を除く): 495510176

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 364, 403, 416, 434, 455, 496, 520, 547, 560, 620, 728, 806, 868, 910, 992, 1040, 1085, 1094, 1120, 1240, 1456, 1612, 1736, 1820, 2015, 2080, 2170, 2188, 2480, 2735, 2821, 2912, 3224, 3472, 3640, 3829, 4030, 4340, 4376, 4960, 5470, 5642, 6448, 6944, 7111, 7280, 7658, 8060, 8680, 8752, 10940, 11284, 12896, 14105, 14222, 14560, 15316, 16120, 16957, 17360, 17504, 19145, 21880, 22568, 28210, 28444, 30632, 32240, 33914, 34720, 35555, 38290, 43760, 45136, 49777, 56420, 56888, 61264, 64480, 67828, 71110, 76580, 84785, 87520, 90272, 99554, 112840, 113776, 118699, 122528, 135656, 142220, 153160, 169570, 199108, 220441, 225680, 227552, 237398, 248885, 271312, 284440, 306320, 339140, 398216, 440882, 451360, 474796, 497770, 542624, 568880, 593495, 612640, 678280, 796432, 881764, 949592, 995540, 1102205, 1137760, 1186990, 1356560, 1543087, 1592864, 1763528, 1899184, 1991080, 2204410, 2373980, 2713120, 3086174, 3527056, 3798368, 3982160, 4408820, 4747960, 6172348, 7054112, 7715435, 7964320, 8817640, 9495920, 12344696, 15430870, 17635280, 18991840, 24689392, 30861740, 35270560, 49378784, 61723480, 123446960, 246893920]

約数ペア:

[(1, 246893920), (2, 123446960), (4, 61723480), (5, 49378784), (7, 35270560), (8, 30861740), (10, 24689392), (13, 18991840), (14, 17635280), (16, 15430870), (20, 12344696), (26, 9495920), (28, 8817640), (31, 7964320), (32, 7715435), (35, 7054112), (40, 6172348), (52, 4747960), (56, 4408820), (62, 3982160), (65, 3798368), (70, 3527056), (80, 3086174), (91, 2713120), (104, 2373980), (112, 2204410), (124, 1991080), (130, 1899184), (140, 1763528), (155, 1592864), (160, 1543087), (182, 1356560), (208, 1186990), (217, 1137760), (224, 1102205), (248, 995540), (260, 949592), (280, 881764), (310, 796432), (364, 678280), (403, 612640), (416, 593495), (434, 568880), (455, 542624), (496, 497770), (520, 474796), (547, 451360), (560, 440882), (620, 398216), (728, 339140), (806, 306320), (868, 284440), (910, 271312), (992, 248885), (1040, 237398), (1085, 227552), (1094, 225680), (1120, 220441), (1240, 199108), (1456, 169570), (1612, 153160), (1736, 142220), (1820, 135656), (2015, 122528), (2080, 118699), (2170, 113776), (2188, 112840), (2480, 99554), (2735, 90272), (2821, 87520), (2912, 84785), (3224, 76580), (3472, 71110), (3640, 67828), (3829, 64480), (4030, 61264), (4340, 56888), (4376, 56420), (4960, 49777), (5470, 45136), (5642, 43760), (6448, 38290), (6944, 35555), (7111, 34720), (7280, 33914), (7658, 32240), (8060, 30632), (8680, 28444), (8752, 28210), (10940, 22568), (11284, 21880), (12896, 19145), (14105, 17504), (14222, 17360), (14560, 16957), (15316, 16120)]