1617486720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:581

約数の個数: 256

約数和(自身を含む): 5493312000

約数和(自身を除く): 3875825280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 101, 114, 120, 128, 152, 160, 190, 192, 202, 228, 240, 285, 303, 304, 320, 380, 384, 404, 439, 456, 480, 505, 570, 606, 608, 640, 760, 808, 878, 912, 960, 1010, 1140, 1212, 1216, 1317, 1515, 1520, 1616, 1756, 1824, 1919, 1920, 2020, 2195, 2280, 2424, 2432, 2634, 3030, 3040, 3232, 3512, 3648, 3838, 4040, 4390, 4560, 4848, 5268, 5757, 6060, 6080, 6464, 6585, 7024, 7296, 7676, 8080, 8341, 8780, 9120, 9595, 9696, 10536, 11514, 12120, 12160, 12928, 13170, 14048, 15352, 16160, 16682, 17560, 18240, 19190, 19392, 21072, 23028, 24240, 25023, 26340, 28096, 28785, 30704, 32320, 33364, 35120, 36480, 38380, 38784, 41705, 42144, 44339, 46056, 48480, 50046, 52680, 56192, 57570, 61408, 64640, 66728, 70240, 76760, 83410, 84288, 88678, 92112, 96960, 100092, 105360, 115140, 122816, 125115, 133017, 133456, 140480, 153520, 166820, 168576, 177356, 184224, 193920, 200184, 210720, 221695, 230280, 245632, 250230, 266034, 266912, 280960, 307040, 333640, 354712, 368448, 400368, 421440, 443390, 460560, 500460, 532068, 533824, 614080, 665085, 667280, 709424, 736896, 800736, 842441, 842880, 886780, 921120, 1000920, 1064136, 1067648, 1228160, 1330170, 1334560, 1418848, 1601472, 1684882, 1773560, 1842240, 2001840, 2128272, 2527323, 2660340, 2669120, 2837696, 3202944, 3369764, 3547120, 3684480, 4003680, 4212205, 4256544, 5054646, 5320680, 5338240, 5675392, 6739528, 7094240, 8007360, 8424410, 8513088, 10109292, 10641360, 12636615, 13479056, 14188480, 16014720, 16848820, 17026176, 20218584, 21282720, 25273230, 26958112, 28376960, 33697640, 40437168, 42565440, 50546460, 53916224, 67395280, 80874336, 85130880, 101092920, 107832448, 134790560, 161748672, 202185840, 269581120, 323497344, 404371680, 539162240, 808743360, 1617486720]

約数ペア:

[(1, 1617486720), (2, 808743360), (3, 539162240), (4, 404371680), (5, 323497344), (6, 269581120), (8, 202185840), (10, 161748672), (12, 134790560), (15, 107832448), (16, 101092920), (19, 85130880), (20, 80874336), (24, 67395280), (30, 53916224), (32, 50546460), (38, 42565440), (40, 40437168), (48, 33697640), (57, 28376960), (60, 26958112), (64, 25273230), (76, 21282720), (80, 20218584), (95, 17026176), (96, 16848820), (101, 16014720), (114, 14188480), (120, 13479056), (128, 12636615), (152, 10641360), (160, 10109292), (190, 8513088), (192, 8424410), (202, 8007360), (228, 7094240), (240, 6739528), (285, 5675392), (303, 5338240), (304, 5320680), (320, 5054646), (380, 4256544), (384, 4212205), (404, 4003680), (439, 3684480), (456, 3547120), (480, 3369764), (505, 3202944), (570, 2837696), (606, 2669120), (608, 2660340), (640, 2527323), (760, 2128272), (808, 2001840), (878, 1842240), (912, 1773560), (960, 1684882), (1010, 1601472), (1140, 1418848), (1212, 1334560), (1216, 1330170), (1317, 1228160), (1515, 1067648), (1520, 1064136), (1616, 1000920), (1756, 921120), (1824, 886780), (1919, 842880), (1920, 842441), (2020, 800736), (2195, 736896), (2280, 709424), (2424, 667280), (2432, 665085), (2634, 614080), (3030, 533824), (3040, 532068), (3232, 500460), (3512, 460560), (3648, 443390), (3838, 421440), (4040, 400368), (4390, 368448), (4560, 354712), (4848, 333640), (5268, 307040), (5757, 280960), (6060, 266912), (6080, 266034), (6464, 250230), (6585, 245632), (7024, 230280), (7296, 221695), (7676, 210720), (8080, 200184), (8341, 193920), (8780, 184224), (9120, 177356), (9595, 168576), (9696, 166820), (10536, 153520), (11514, 140480), (12120, 133456), (12160, 133017), (12928, 125115), (13170, 122816), (14048, 115140), (15352, 105360), (16160, 100092), (16682, 96960), (17560, 92112), (18240, 88678), (19190, 84288), (19392, 83410), (21072, 76760), (23028, 70240), (24240, 66728), (25023, 64640), (26340, 61408), (28096, 57570), (28785, 56192), (30704, 52680), (32320, 50046), (33364, 48480), (35120, 46056), (36480, 44339), (38380, 42144), (38784, 41705)]