61315920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{28387}}^1$

素因数の和:28409

約数の個数: 80

約数和(自身を含む): 211206720

約数和(自身を除く): 149890800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 28387, 56774, 85161, 113548, 141935, 170322, 227096, 255483, 283870, 340644, 425805, 454192, 510966, 567740, 681288, 766449, 851610, 1021932, 1135480, 1277415, 1362576, 1532898, 1703220, 2043864, 2270960, 2554830, 3065796, 3406440, 3832245, 4087728, 5109660, 6131592, 6812880, 7664490, 10219320, 12263184, 15328980, 20438640, 30657960, 61315920]

約数ペア:

[(1, 61315920), (2, 30657960), (3, 20438640), (4, 15328980), (5, 12263184), (6, 10219320), (8, 7664490), (9, 6812880), (10, 6131592), (12, 5109660), (15, 4087728), (16, 3832245), (18, 3406440), (20, 3065796), (24, 2554830), (27, 2270960), (30, 2043864), (36, 1703220), (40, 1532898), (45, 1362576), (48, 1277415), (54, 1135480), (60, 1021932), (72, 851610), (80, 766449), (90, 681288), (108, 567740), (120, 510966), (135, 454192), (144, 425805), (180, 340644), (216, 283870), (240, 255483), (270, 227096), (360, 170322), (432, 141935), (540, 113548), (720, 85161), (1080, 56774), (2160, 28387)]