154112840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1375

約数の個数: 96

約数和(自身を含む): 410297400

約数和(自身を除く): 256184560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 244, 245, 280, 305, 392, 427, 488, 490, 610, 854, 980, 1220, 1289, 1708, 1960, 2135, 2440, 2578, 2989, 3416, 4270, 5156, 5978, 6445, 8540, 9023, 10312, 11956, 12890, 14945, 17080, 18046, 23912, 25780, 29890, 36092, 45115, 51560, 59780, 63161, 72184, 78629, 90230, 119560, 126322, 157258, 180460, 252644, 314516, 315805, 360920, 393145, 505288, 550403, 629032, 631610, 786290, 1100806, 1263220, 1572580, 2201612, 2526440, 2752015, 3145160, 3852821, 4403224, 5504030, 7705642, 11008060, 15411284, 19264105, 22016120, 30822568, 38528210, 77056420, 154112840]

約数ペア:

[(1, 154112840), (2, 77056420), (4, 38528210), (5, 30822568), (7, 22016120), (8, 19264105), (10, 15411284), (14, 11008060), (20, 7705642), (28, 5504030), (35, 4403224), (40, 3852821), (49, 3145160), (56, 2752015), (61, 2526440), (70, 2201612), (98, 1572580), (122, 1263220), (140, 1100806), (196, 786290), (244, 631610), (245, 629032), (280, 550403), (305, 505288), (392, 393145), (427, 360920), (488, 315805), (490, 314516), (610, 252644), (854, 180460), (980, 157258), (1220, 126322), (1289, 119560), (1708, 90230), (1960, 78629), (2135, 72184), (2440, 63161), (2578, 59780), (2989, 51560), (3416, 45115), (4270, 36092), (5156, 29890), (5978, 25780), (6445, 23912), (8540, 18046), (9023, 17080), (10312, 14945), (11956, 12890)]