158229890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 371589120

約数和(自身を除く): 213359230

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 71, 79, 91, 130, 142, 155, 158, 182, 217, 310, 355, 395, 403, 434, 455, 497, 553, 710, 790, 806, 910, 923, 994, 1027, 1085, 1106, 1846, 2015, 2054, 2170, 2201, 2449, 2485, 2765, 2821, 4030, 4402, 4615, 4898, 4970, 5135, 5530, 5609, 5642, 6461, 7189, 9230, 10270, 11005, 11218, 12245, 12922, 14105, 14378, 15407, 17143, 22010, 24490, 28045, 28210, 28613, 30814, 31837, 32305, 34286, 35945, 39263, 56090, 57226, 63674, 64610, 71890, 72917, 77035, 78526, 85715, 143065, 145834, 154070, 159185, 171430, 173879, 196315, 200291, 222859, 286130, 318370, 347758, 364585, 392630, 400582, 445718, 510419, 729170, 869395, 1001455, 1020838, 1114295, 1217153, 1738790, 2002910, 2228590, 2260427, 2434306, 2552095, 4520854, 5104190, 6085765, 11302135, 12171530, 15822989, 22604270, 31645978, 79114945, 158229890]

約数ペア:

[(1, 158229890), (2, 79114945), (5, 31645978), (7, 22604270), (10, 15822989), (13, 12171530), (14, 11302135), (26, 6085765), (31, 5104190), (35, 4520854), (62, 2552095), (65, 2434306), (70, 2260427), (71, 2228590), (79, 2002910), (91, 1738790), (130, 1217153), (142, 1114295), (155, 1020838), (158, 1001455), (182, 869395), (217, 729170), (310, 510419), (355, 445718), (395, 400582), (403, 392630), (434, 364585), (455, 347758), (497, 318370), (553, 286130), (710, 222859), (790, 200291), (806, 196315), (910, 173879), (923, 171430), (994, 159185), (1027, 154070), (1085, 145834), (1106, 143065), (1846, 85715), (2015, 78526), (2054, 77035), (2170, 72917), (2201, 71890), (2449, 64610), (2485, 63674), (2765, 57226), (2821, 56090), (4030, 39263), (4402, 35945), (4615, 34286), (4898, 32305), (4970, 31837), (5135, 30814), (5530, 28613), (5609, 28210), (5642, 28045), (6461, 24490), (7189, 22010), (9230, 17143), (10270, 15407), (11005, 14378), (11218, 14105), (12245, 12922)]