251785170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:537

約数の個数: 192

約数和(自身を含む): 818947584

約数和(自身を除く): 567162414

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 71, 78, 90, 91, 105, 117, 126, 130, 142, 182, 195, 210, 213, 234, 273, 315, 355, 390, 426, 433, 455, 497, 546, 585, 630, 639, 710, 819, 866, 910, 923, 994, 1065, 1170, 1278, 1299, 1365, 1491, 1638, 1846, 2130, 2165, 2485, 2598, 2730, 2769, 2982, 3031, 3195, 3897, 4095, 4330, 4473, 4615, 4970, 5538, 5629, 6062, 6390, 6461, 6495, 7455, 7794, 8190, 8307, 8946, 9093, 9230, 11258, 12922, 12990, 13845, 14910, 15155, 16614, 16887, 18186, 19383, 19485, 22365, 27279, 27690, 28145, 30310, 30743, 32305, 33774, 38766, 38970, 39403, 41535, 44730, 45465, 50661, 54558, 56290, 58149, 61486, 64610, 78806, 83070, 84435, 90930, 92229, 96915, 101322, 116298, 118209, 136395, 153715, 168870, 184458, 193830, 197015, 215201, 236418, 253305, 272790, 276687, 290745, 307430, 354627, 394030, 399659, 430402, 461145, 506610, 553374, 581490, 591045, 645603, 709254, 799318, 922290, 1076005, 1182090, 1198977, 1291206, 1383435, 1773135, 1936809, 1998295, 2152010, 2397954, 2766870, 2797613, 3228015, 3546270, 3596931, 3873618, 3996590, 5595226, 5994885, 6456030, 7193862, 8392839, 9684045, 11989770, 13988065, 16785678, 17984655, 19368090, 25178517, 27976130, 35969310, 41964195, 50357034, 83928390, 125892585, 251785170]

約数ペア:

[(1, 251785170), (2, 125892585), (3, 83928390), (5, 50357034), (6, 41964195), (7, 35969310), (9, 27976130), (10, 25178517), (13, 19368090), (14, 17984655), (15, 16785678), (18, 13988065), (21, 11989770), (26, 9684045), (30, 8392839), (35, 7193862), (39, 6456030), (42, 5994885), (45, 5595226), (63, 3996590), (65, 3873618), (70, 3596931), (71, 3546270), (78, 3228015), (90, 2797613), (91, 2766870), (105, 2397954), (117, 2152010), (126, 1998295), (130, 1936809), (142, 1773135), (182, 1383435), (195, 1291206), (210, 1198977), (213, 1182090), (234, 1076005), (273, 922290), (315, 799318), (355, 709254), (390, 645603), (426, 591045), (433, 581490), (455, 553374), (497, 506610), (546, 461145), (585, 430402), (630, 399659), (639, 394030), (710, 354627), (819, 307430), (866, 290745), (910, 276687), (923, 272790), (994, 253305), (1065, 236418), (1170, 215201), (1278, 197015), (1299, 193830), (1365, 184458), (1491, 168870), (1638, 153715), (1846, 136395), (2130, 118209), (2165, 116298), (2485, 101322), (2598, 96915), (2730, 92229), (2769, 90930), (2982, 84435), (3031, 83070), (3195, 78806), (3897, 64610), (4095, 61486), (4330, 58149), (4473, 56290), (4615, 54558), (4970, 50661), (5538, 45465), (5629, 44730), (6062, 41535), (6390, 39403), (6461, 38970), (6495, 38766), (7455, 33774), (7794, 32305), (8190, 30743), (8307, 30310), (8946, 28145), (9093, 27690), (9230, 27279), (11258, 22365), (12922, 19485), (12990, 19383), (13845, 18186), (14910, 16887), (15155, 16614)]