1720688320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:915

約数の個数: 224

約数和(自身を含む): 4839004800

約数和(自身を除く): 3118316480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 29, 32, 34, 40, 52, 58, 64, 65, 68, 80, 85, 104, 116, 130, 136, 145, 160, 170, 208, 221, 232, 260, 272, 290, 320, 340, 377, 416, 442, 464, 493, 520, 544, 580, 680, 754, 832, 839, 884, 928, 986, 1040, 1088, 1105, 1160, 1360, 1508, 1678, 1768, 1856, 1885, 1972, 2080, 2210, 2320, 2465, 2720, 3016, 3356, 3536, 3770, 3944, 4160, 4195, 4420, 4640, 4930, 5440, 6032, 6409, 6712, 7072, 7540, 7888, 8390, 8840, 9280, 9860, 10907, 12064, 12818, 13424, 14144, 14263, 15080, 15776, 16780, 17680, 19720, 21814, 24128, 24331, 25636, 26848, 28526, 30160, 31552, 32045, 33560, 35360, 39440, 43628, 48662, 51272, 53696, 54535, 57052, 60320, 64090, 67120, 70720, 71315, 78880, 87256, 97324, 102544, 109070, 114104, 120640, 121655, 128180, 134240, 142630, 157760, 174512, 185419, 194648, 205088, 218140, 228208, 243310, 256360, 268480, 285260, 316303, 349024, 370838, 389296, 410176, 413627, 436280, 456416, 486620, 512720, 570520, 632606, 698048, 741676, 778592, 827254, 872560, 912832, 927095, 973240, 1025440, 1141040, 1265212, 1483352, 1557184, 1581515, 1654508, 1745120, 1854190, 1946480, 2050880, 2068135, 2282080, 2530424, 2966704, 3163030, 3309016, 3490240, 3708380, 3892960, 4136270, 4564160, 5060848, 5377151, 5933408, 6326060, 6618032, 7416760, 7785920, 8272540, 10121696, 10754302, 11866816, 12652120, 13236064, 14833520, 16545080, 20243392, 21508604, 25304240, 26472128, 26885755, 29667040, 33090160, 43017208, 50608480, 53771510, 59334080, 66180320, 86034416, 101216960, 107543020, 132360640, 172068832, 215086040, 344137664, 430172080, 860344160, 1720688320]

約数ペア:

[(1, 1720688320), (2, 860344160), (4, 430172080), (5, 344137664), (8, 215086040), (10, 172068832), (13, 132360640), (16, 107543020), (17, 101216960), (20, 86034416), (26, 66180320), (29, 59334080), (32, 53771510), (34, 50608480), (40, 43017208), (52, 33090160), (58, 29667040), (64, 26885755), (65, 26472128), (68, 25304240), (80, 21508604), (85, 20243392), (104, 16545080), (116, 14833520), (130, 13236064), (136, 12652120), (145, 11866816), (160, 10754302), (170, 10121696), (208, 8272540), (221, 7785920), (232, 7416760), (260, 6618032), (272, 6326060), (290, 5933408), (320, 5377151), (340, 5060848), (377, 4564160), (416, 4136270), (442, 3892960), (464, 3708380), (493, 3490240), (520, 3309016), (544, 3163030), (580, 2966704), (680, 2530424), (754, 2282080), (832, 2068135), (839, 2050880), (884, 1946480), (928, 1854190), (986, 1745120), (1040, 1654508), (1088, 1581515), (1105, 1557184), (1160, 1483352), (1360, 1265212), (1508, 1141040), (1678, 1025440), (1768, 973240), (1856, 927095), (1885, 912832), (1972, 872560), (2080, 827254), (2210, 778592), (2320, 741676), (2465, 698048), (2720, 632606), (3016, 570520), (3356, 512720), (3536, 486620), (3770, 456416), (3944, 436280), (4160, 413627), (4195, 410176), (4420, 389296), (4640, 370838), (4930, 349024), (5440, 316303), (6032, 285260), (6409, 268480), (6712, 256360), (7072, 243310), (7540, 228208), (7888, 218140), (8390, 205088), (8840, 194648), (9280, 185419), (9860, 174512), (10907, 157760), (12064, 142630), (12818, 134240), (13424, 128180), (14144, 121655), (14263, 120640), (15080, 114104), (15776, 109070), (16780, 102544), (17680, 97324), (19720, 87256), (21814, 78880), (24128, 71315), (24331, 70720), (25636, 67120), (26848, 64090), (28526, 60320), (30160, 57052), (31552, 54535), (32045, 53696), (33560, 51272), (35360, 48662), (39440, 43628)]