78991290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{125383}}^1$

素因数の和:125403

約数の個数: 48

約数和(自身を含む): 234718848

約数和(自身を除く): 155727558

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 125383, 250766, 376149, 626915, 752298, 877681, 1128447, 1253830, 1755362, 1880745, 2256894, 2633043, 3761490, 4388405, 5266086, 5642235, 7899129, 8776810, 11284470, 13165215, 15798258, 26330430, 39495645, 78991290]

約数ペア:

[(1, 78991290), (2, 39495645), (3, 26330430), (5, 15798258), (6, 13165215), (7, 11284470), (9, 8776810), (10, 7899129), (14, 5642235), (15, 5266086), (18, 4388405), (21, 3761490), (30, 2633043), (35, 2256894), (42, 1880745), (45, 1755362), (63, 1253830), (70, 1128447), (90, 877681), (105, 752298), (126, 626915), (210, 376149), (315, 250766), (630, 125383)]