648787680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1094

約数の個数: 288

約数和(自身を含む): 2434199040

約数和(自身を除く): 1785411360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 32, 36, 38, 40, 45, 46, 48, 57, 60, 69, 72, 76, 80, 90, 92, 95, 96, 114, 115, 120, 138, 144, 152, 160, 171, 180, 184, 190, 207, 228, 230, 240, 276, 285, 288, 304, 342, 345, 360, 368, 380, 414, 437, 456, 460, 480, 552, 570, 608, 684, 690, 720, 736, 760, 828, 855, 874, 912, 920, 1031, 1035, 1104, 1140, 1311, 1368, 1380, 1440, 1520, 1656, 1710, 1748, 1824, 1840, 2062, 2070, 2185, 2208, 2280, 2622, 2736, 2760, 3040, 3093, 3312, 3420, 3496, 3680, 3933, 4124, 4140, 4370, 4560, 5155, 5244, 5472, 5520, 6186, 6555, 6624, 6840, 6992, 7866, 8248, 8280, 8740, 9120, 9279, 10310, 10488, 11040, 12372, 13110, 13680, 13984, 15465, 15732, 16496, 16560, 17480, 18558, 19589, 19665, 20620, 20976, 23713, 24744, 26220, 27360, 30930, 31464, 32992, 33120, 34960, 37116, 39178, 39330, 41240, 41952, 46395, 47426, 49488, 52440, 58767, 61860, 62928, 69920, 71139, 74232, 78356, 78660, 82480, 92790, 94852, 97945, 98976, 104880, 117534, 118565, 123720, 125856, 142278, 148464, 156712, 157320, 164960, 176301, 185580, 189704, 195890, 209760, 213417, 235068, 237130, 247440, 284556, 293835, 296928, 313424, 314640, 352602, 355695, 371160, 379408, 391780, 426834, 450547, 470136, 474260, 494880, 569112, 587670, 626848, 629280, 705204, 711390, 742320, 758816, 783560, 853668, 881505, 901094, 940272, 948520, 1067085, 1138224, 1175340, 1351641, 1410408, 1422780, 1484640, 1567120, 1707336, 1763010, 1802188, 1880544, 1897040, 2134170, 2252735, 2276448, 2350680, 2703282, 2820816, 2845560, 3134240, 3414672, 3526020, 3604376, 3794080, 4054923, 4268340, 4505470, 4701360, 5406564, 5641632, 5691120, 6758205, 6829344, 7052040, 7208752, 8109846, 8536680, 9010940, 9402720, 10813128, 11382240, 13516410, 14104080, 14417504, 16219692, 17073360, 18021880, 20274615, 21626256, 27032820, 28208160, 32439384, 34146720, 36043760, 40549230, 43252512, 54065640, 64878768, 72087520, 81098460, 108131280, 129757536, 162196920, 216262560, 324393840, 648787680]

約数ペア:

[(1, 648787680), (2, 324393840), (3, 216262560), (4, 162196920), (5, 129757536), (6, 108131280), (8, 81098460), (9, 72087520), (10, 64878768), (12, 54065640), (15, 43252512), (16, 40549230), (18, 36043760), (19, 34146720), (20, 32439384), (23, 28208160), (24, 27032820), (30, 21626256), (32, 20274615), (36, 18021880), (38, 17073360), (40, 16219692), (45, 14417504), (46, 14104080), (48, 13516410), (57, 11382240), (60, 10813128), (69, 9402720), (72, 9010940), (76, 8536680), (80, 8109846), (90, 7208752), (92, 7052040), (95, 6829344), (96, 6758205), (114, 5691120), (115, 5641632), (120, 5406564), (138, 4701360), (144, 4505470), (152, 4268340), (160, 4054923), (171, 3794080), (180, 3604376), (184, 3526020), (190, 3414672), (207, 3134240), (228, 2845560), (230, 2820816), (240, 2703282), (276, 2350680), (285, 2276448), (288, 2252735), (304, 2134170), (342, 1897040), (345, 1880544), (360, 1802188), (368, 1763010), (380, 1707336), (414, 1567120), (437, 1484640), (456, 1422780), (460, 1410408), (480, 1351641), (552, 1175340), (570, 1138224), (608, 1067085), (684, 948520), (690, 940272), (720, 901094), (736, 881505), (760, 853668), (828, 783560), (855, 758816), (874, 742320), (912, 711390), (920, 705204), (1031, 629280), (1035, 626848), (1104, 587670), (1140, 569112), (1311, 494880), (1368, 474260), (1380, 470136), (1440, 450547), (1520, 426834), (1656, 391780), (1710, 379408), (1748, 371160), (1824, 355695), (1840, 352602), (2062, 314640), (2070, 313424), (2185, 296928), (2208, 293835), (2280, 284556), (2622, 247440), (2736, 237130), (2760, 235068), (3040, 213417), (3093, 209760), (3312, 195890), (3420, 189704), (3496, 185580), (3680, 176301), (3933, 164960), (4124, 157320), (4140, 156712), (4370, 148464), (4560, 142278), (5155, 125856), (5244, 123720), (5472, 118565), (5520, 117534), (6186, 104880), (6555, 98976), (6624, 97945), (6840, 94852), (6992, 92790), (7866, 82480), (8248, 78660), (8280, 78356), (8740, 74232), (9120, 71139), (9279, 69920), (10310, 62928), (10488, 61860), (11040, 58767), (12372, 52440), (13110, 49488), (13680, 47426), (13984, 46395), (15465, 41952), (15732, 41240), (16496, 39330), (16560, 39178), (17480, 37116), (18558, 34960), (19589, 33120), (19665, 32992), (20620, 31464), (20976, 30930), (23713, 27360), (24744, 26220)]