215938710

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20507}}^1$

素因数の和:20539

約数の個数: 80

約数和(自身を含む): 625329936

約数和(自身を除く): 409391226

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 10530, 20507, 41014, 61521, 102535, 123042, 184563, 205070, 266591, 307605, 369126, 533182, 553689, 615210, 799773, 922815, 1107378, 1332955, 1599546, 1661067, 1845630, 2399319, 2665910, 2768445, 3322134, 3998865, 4798638, 5536890, 7197957, 7997730, 8305335, 11996595, 14395914, 16610670, 21593871, 23993190, 35989785, 43187742, 71979570, 107969355, 215938710]

約数ペア:

[(1, 215938710), (2, 107969355), (3, 71979570), (5, 43187742), (6, 35989785), (9, 23993190), (10, 21593871), (13, 16610670), (15, 14395914), (18, 11996595), (26, 8305335), (27, 7997730), (30, 7197957), (39, 5536890), (45, 4798638), (54, 3998865), (65, 3322134), (78, 2768445), (81, 2665910), (90, 2399319), (117, 1845630), (130, 1661067), (135, 1599546), (162, 1332955), (195, 1107378), (234, 922815), (270, 799773), (351, 615210), (390, 553689), (405, 533182), (585, 369126), (702, 307605), (810, 266591), (1053, 205070), (1170, 184563), (1755, 123042), (2106, 102535), (3510, 61521), (5265, 41014), (10530, 20507)]