78046920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{30971}}^1$

素因数の和:30995

約数の個数: 96

約数和(自身を含む): 289897920

約数和(自身を除く): 211851000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 30971, 61942, 92913, 123884, 154855, 185826, 216797, 247768, 278739, 309710, 371652, 433594, 464565, 557478, 619420, 650391, 743304, 867188, 929130, 1083985, 1114956, 1238840, 1300782, 1393695, 1734376, 1858260, 1951173, 2167970, 2229912, 2601564, 2787390, 3251955, 3716520, 3902346, 4335940, 5203128, 5574780, 6503910, 7804692, 8671880, 9755865, 11149560, 13007820, 15609384, 19511730, 26015640, 39023460, 78046920]

約数ペア:

[(1, 78046920), (2, 39023460), (3, 26015640), (4, 19511730), (5, 15609384), (6, 13007820), (7, 11149560), (8, 9755865), (9, 8671880), (10, 7804692), (12, 6503910), (14, 5574780), (15, 5203128), (18, 4335940), (20, 3902346), (21, 3716520), (24, 3251955), (28, 2787390), (30, 2601564), (35, 2229912), (36, 2167970), (40, 1951173), (42, 1858260), (45, 1734376), (56, 1393695), (60, 1300782), (63, 1238840), (70, 1114956), (72, 1083985), (84, 929130), (90, 867188), (105, 743304), (120, 650391), (126, 619420), (140, 557478), (168, 464565), (180, 433594), (210, 371652), (252, 309710), (280, 278739), (315, 247768), (360, 216797), (420, 185826), (504, 154855), (630, 123884), (840, 92913), (1260, 61942), (2520, 30971)]