28335360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 93010176

約数和(自身を除く): 64674816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 157, 160, 188, 192, 235, 240, 256, 282, 314, 320, 376, 384, 470, 471, 480, 564, 628, 640, 705, 752, 768, 785, 940, 942, 960, 1128, 1256, 1280, 1410, 1504, 1570, 1880, 1884, 1920, 2256, 2355, 2512, 2820, 3008, 3140, 3760, 3768, 3840, 4512, 4710, 5024, 5640, 6016, 6280, 7379, 7520, 7536, 9024, 9420, 10048, 11280, 12032, 12560, 14758, 15040, 15072, 18048, 18840, 20096, 22137, 22560, 25120, 29516, 30080, 30144, 36096, 36895, 37680, 40192, 44274, 45120, 50240, 59032, 60160, 60288, 73790, 75360, 88548, 90240, 100480, 110685, 118064, 120576, 147580, 150720, 177096, 180480, 200960, 221370, 236128, 295160, 301440, 354192, 442740, 472256, 590320, 602880, 708384, 885480, 944512, 1180640, 1416768, 1770960, 1889024, 2361280, 2833536, 3541920, 4722560, 5667072, 7083840, 9445120, 14167680, 28335360]

約数ペア:

[(1, 28335360), (2, 14167680), (3, 9445120), (4, 7083840), (5, 5667072), (6, 4722560), (8, 3541920), (10, 2833536), (12, 2361280), (15, 1889024), (16, 1770960), (20, 1416768), (24, 1180640), (30, 944512), (32, 885480), (40, 708384), (47, 602880), (48, 590320), (60, 472256), (64, 442740), (80, 354192), (94, 301440), (96, 295160), (120, 236128), (128, 221370), (141, 200960), (157, 180480), (160, 177096), (188, 150720), (192, 147580), (235, 120576), (240, 118064), (256, 110685), (282, 100480), (314, 90240), (320, 88548), (376, 75360), (384, 73790), (470, 60288), (471, 60160), (480, 59032), (564, 50240), (628, 45120), (640, 44274), (705, 40192), (752, 37680), (768, 36895), (785, 36096), (940, 30144), (942, 30080), (960, 29516), (1128, 25120), (1256, 22560), (1280, 22137), (1410, 20096), (1504, 18840), (1570, 18048), (1880, 15072), (1884, 15040), (1920, 14758), (2256, 12560), (2355, 12032), (2512, 11280), (2820, 10048), (3008, 9420), (3140, 9024), (3760, 7536), (3768, 7520), (3840, 7379), (4512, 6280), (4710, 6016), (5024, 5640)]