78214920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{93113}}^1$

素因数の和:93134

約数の個数: 64

約数和(自身を含む): 268168320

約数和(自身を除く): 189953400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 93113, 186226, 279339, 372452, 465565, 558678, 651791, 744904, 931130, 1117356, 1303582, 1396695, 1862260, 1955373, 2234712, 2607164, 2793390, 3258955, 3724520, 3910746, 5214328, 5586780, 6517910, 7821492, 9776865, 11173560, 13035820, 15642984, 19553730, 26071640, 39107460, 78214920]

約数ペア:

[(1, 78214920), (2, 39107460), (3, 26071640), (4, 19553730), (5, 15642984), (6, 13035820), (7, 11173560), (8, 9776865), (10, 7821492), (12, 6517910), (14, 5586780), (15, 5214328), (20, 3910746), (21, 3724520), (24, 3258955), (28, 2793390), (30, 2607164), (35, 2234712), (40, 1955373), (42, 1862260), (56, 1396695), (60, 1303582), (70, 1117356), (84, 931130), (105, 744904), (120, 651791), (140, 558678), (168, 465565), (210, 372452), (280, 279339), (420, 186226), (840, 93113)]