510840320

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 160

約数和(自身を含む): 1303416576

約数和(自身を除く): 792576256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 157, 160, 164, 205, 248, 256, 310, 314, 320, 328, 410, 496, 512, 620, 628, 640, 656, 785, 820, 992, 1240, 1256, 1271, 1280, 1312, 1570, 1640, 1984, 2480, 2512, 2542, 2560, 2624, 3140, 3280, 3968, 4867, 4960, 5024, 5084, 5248, 6280, 6355, 6437, 6560, 7936, 9734, 9920, 10048, 10168, 10496, 12560, 12710, 12874, 13120, 15872, 19468, 19840, 20096, 20336, 20992, 24335, 25120, 25420, 25748, 26240, 32185, 38936, 39680, 40192, 40672, 48670, 50240, 50840, 51496, 52480, 64370, 77872, 79360, 80384, 81344, 97340, 100480, 101680, 102992, 104960, 128740, 155744, 162688, 194680, 199547, 200960, 203360, 205984, 257480, 311488, 325376, 389360, 399094, 401920, 406720, 411968, 514960, 622976, 650752, 778720, 798188, 813440, 823936, 997735, 1029920, 1245952, 1557440, 1596376, 1626880, 1647872, 1995470, 2059840, 2491904, 3114880, 3192752, 3253760, 3295744, 3990940, 4119680, 6229760, 6385504, 7981880, 8239360, 12459520, 12771008, 15963760, 16478720, 25542016, 31927520, 51084032, 63855040, 102168064, 127710080, 255420160, 510840320]

約数ペア:

[(1, 510840320), (2, 255420160), (4, 127710080), (5, 102168064), (8, 63855040), (10, 51084032), (16, 31927520), (20, 25542016), (31, 16478720), (32, 15963760), (40, 12771008), (41, 12459520), (62, 8239360), (64, 7981880), (80, 6385504), (82, 6229760), (124, 4119680), (128, 3990940), (155, 3295744), (157, 3253760), (160, 3192752), (164, 3114880), (205, 2491904), (248, 2059840), (256, 1995470), (310, 1647872), (314, 1626880), (320, 1596376), (328, 1557440), (410, 1245952), (496, 1029920), (512, 997735), (620, 823936), (628, 813440), (640, 798188), (656, 778720), (785, 650752), (820, 622976), (992, 514960), (1240, 411968), (1256, 406720), (1271, 401920), (1280, 399094), (1312, 389360), (1570, 325376), (1640, 311488), (1984, 257480), (2480, 205984), (2512, 203360), (2542, 200960), (2560, 199547), (2624, 194680), (3140, 162688), (3280, 155744), (3968, 128740), (4867, 104960), (4960, 102992), (5024, 101680), (5084, 100480), (5248, 97340), (6280, 81344), (6355, 80384), (6437, 79360), (6560, 77872), (7936, 64370), (9734, 52480), (9920, 51496), (10048, 50840), (10168, 50240), (10496, 48670), (12560, 40672), (12710, 40192), (12874, 39680), (13120, 38936), (15872, 32185), (19468, 26240), (19840, 25748), (20096, 25420), (20336, 25120), (20992, 24335)]