61723480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 176762880

約数和(自身を除く): 115039400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 547, 620, 728, 806, 868, 910, 1085, 1094, 1240, 1612, 1736, 1820, 2015, 2170, 2188, 2735, 2821, 3224, 3640, 3829, 4030, 4340, 4376, 5470, 5642, 7111, 7658, 8060, 8680, 10940, 11284, 14105, 14222, 15316, 16120, 16957, 19145, 21880, 22568, 28210, 28444, 30632, 33914, 35555, 38290, 49777, 56420, 56888, 67828, 71110, 76580, 84785, 99554, 112840, 118699, 135656, 142220, 153160, 169570, 199108, 220441, 237398, 248885, 284440, 339140, 398216, 440882, 474796, 497770, 593495, 678280, 881764, 949592, 995540, 1102205, 1186990, 1543087, 1763528, 1991080, 2204410, 2373980, 3086174, 4408820, 4747960, 6172348, 7715435, 8817640, 12344696, 15430870, 30861740, 61723480]

約数ペア:

[(1, 61723480), (2, 30861740), (4, 15430870), (5, 12344696), (7, 8817640), (8, 7715435), (10, 6172348), (13, 4747960), (14, 4408820), (20, 3086174), (26, 2373980), (28, 2204410), (31, 1991080), (35, 1763528), (40, 1543087), (52, 1186990), (56, 1102205), (62, 995540), (65, 949592), (70, 881764), (91, 678280), (104, 593495), (124, 497770), (130, 474796), (140, 440882), (155, 398216), (182, 339140), (217, 284440), (248, 248885), (260, 237398), (280, 220441), (310, 199108), (364, 169570), (403, 153160), (434, 142220), (455, 135656), (520, 118699), (547, 112840), (620, 99554), (728, 84785), (806, 76580), (868, 71110), (910, 67828), (1085, 56888), (1094, 56420), (1240, 49777), (1612, 38290), (1736, 35555), (1820, 33914), (2015, 30632), (2170, 28444), (2188, 28210), (2735, 22568), (2821, 21880), (3224, 19145), (3640, 16957), (3829, 16120), (4030, 15316), (4340, 14222), (4376, 14105), (5470, 11284), (5642, 10940), (7111, 8680), (7658, 8060)]