31461430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:494

約数の個数: 96

約数和(自身を含む): 77565600

約数和(自身を除く): 46104170

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 49, 55, 65, 70, 77, 91, 98, 110, 130, 143, 154, 182, 245, 286, 385, 449, 455, 490, 539, 637, 715, 770, 898, 910, 1001, 1078, 1274, 1430, 2002, 2245, 2695, 3143, 3185, 4490, 4939, 5005, 5390, 5837, 6286, 6370, 7007, 9878, 10010, 11674, 14014, 15715, 22001, 24695, 29185, 31430, 34573, 35035, 40859, 44002, 49390, 58370, 64207, 69146, 70070, 81718, 110005, 128414, 172865, 204295, 220010, 242011, 286013, 321035, 345730, 408590, 449449, 484022, 572026, 642070, 898898, 1210055, 1430065, 2247245, 2420110, 2860130, 3146143, 4494490, 6292286, 15730715, 31461430]

約数ペア:

[(1, 31461430), (2, 15730715), (5, 6292286), (7, 4494490), (10, 3146143), (11, 2860130), (13, 2420110), (14, 2247245), (22, 1430065), (26, 1210055), (35, 898898), (49, 642070), (55, 572026), (65, 484022), (70, 449449), (77, 408590), (91, 345730), (98, 321035), (110, 286013), (130, 242011), (143, 220010), (154, 204295), (182, 172865), (245, 128414), (286, 110005), (385, 81718), (449, 70070), (455, 69146), (490, 64207), (539, 58370), (637, 49390), (715, 44002), (770, 40859), (898, 35035), (910, 34573), (1001, 31430), (1078, 29185), (1274, 24695), (1430, 22001), (2002, 15715), (2245, 14014), (2695, 11674), (3143, 10010), (3185, 9878), (4490, 7007), (4939, 6370), (5005, 6286), (5390, 5837)]