319490080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21943}}^1$

素因数の和:21978

約数の個数: 96

約数和(自身を含む): 929021184

約数和(自身を除く): 609531104

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 14560, 21943, 43886, 87772, 109715, 153601, 175544, 219430, 285259, 307202, 351088, 438860, 570518, 614404, 702176, 768005, 877720, 1141036, 1228808, 1426295, 1536010, 1755440, 1996813, 2282072, 2457616, 2852590, 3072020, 3510880, 3993626, 4564144, 4915232, 5705180, 6144040, 7987252, 9128288, 9984065, 11410360, 12288080, 15974504, 19968130, 22820720, 24576160, 31949008, 39936260, 45641440, 63898016, 79872520, 159745040, 319490080]

約数ペア:

[(1, 319490080), (2, 159745040), (4, 79872520), (5, 63898016), (7, 45641440), (8, 39936260), (10, 31949008), (13, 24576160), (14, 22820720), (16, 19968130), (20, 15974504), (26, 12288080), (28, 11410360), (32, 9984065), (35, 9128288), (40, 7987252), (52, 6144040), (56, 5705180), (65, 4915232), (70, 4564144), (80, 3993626), (91, 3510880), (104, 3072020), (112, 2852590), (130, 2457616), (140, 2282072), (160, 1996813), (182, 1755440), (208, 1536010), (224, 1426295), (260, 1228808), (280, 1141036), (364, 877720), (416, 768005), (455, 702176), (520, 614404), (560, 570518), (728, 438860), (910, 351088), (1040, 307202), (1120, 285259), (1456, 219430), (1820, 175544), (2080, 153601), (2912, 109715), (3640, 87772), (7280, 43886), (14560, 21943)]