15921112320

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72739}}^1$

素因数の和:72785

約数の個数: 216

約数和(自身を含む): 57985418400

約数和(自身を除く): 42064306080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1824, 1920, 2280, 2304, 2432, 2736, 2880, 3040, 3420, 3648, 3840, 4560, 4864, 5472, 5760, 6080, 6840, 7296, 9120, 10944, 11520, 12160, 13680, 14592, 18240, 21888, 24320, 27360, 36480, 43776, 54720, 72739, 72960, 109440, 145478, 218217, 218880, 290956, 363695, 436434, 581912, 654651, 727390, 872868, 1091085, 1163824, 1309302, 1382041, 1454780, 1745736, 2182170, 2327648, 2618604, 2764082, 2909560, 3273255, 3491472, 4146123, 4364340, 4655296, 5237208, 5528164, 5819120, 6546510, 6910205, 6982944, 8292246, 8728680, 9310592, 10474416, 11056328, 11638240, 12438369, 13093020, 13820410, 13965888, 16584492, 17457360, 18621184, 20730615, 20948832, 22112656, 23276480, 24876738, 26186040, 27640820, 27931776, 33168984, 34914720, 41461230, 41897664, 44225312, 46552960, 49753476, 52372080, 55281640, 55863552, 62191845, 66337968, 69829440, 82922460, 83795328, 88450624, 93105920, 99506952, 104744160, 110563280, 124383690, 132675936, 139658880, 165844920, 167590656, 176901248, 199013904, 209488320, 221126560, 248767380, 265351872, 279317760, 331689840, 353802496, 398027808, 418976640, 442253120, 497534760, 530703744, 663379680, 796055616, 837953280, 884506240, 995069520, 1061407488, 1326759360, 1592111232, 1769012480, 1990139040, 2653518720, 3184222464, 3980278080, 5307037440, 7960556160, 15921112320]

約数ペア:

[(1, 15921112320), (2, 7960556160), (3, 5307037440), (4, 3980278080), (5, 3184222464), (6, 2653518720), (8, 1990139040), (9, 1769012480), (10, 1592111232), (12, 1326759360), (15, 1061407488), (16, 995069520), (18, 884506240), (19, 837953280), (20, 796055616), (24, 663379680), (30, 530703744), (32, 497534760), (36, 442253120), (38, 418976640), (40, 398027808), (45, 353802496), (48, 331689840), (57, 279317760), (60, 265351872), (64, 248767380), (72, 221126560), (76, 209488320), (80, 199013904), (90, 176901248), (95, 167590656), (96, 165844920), (114, 139658880), (120, 132675936), (128, 124383690), (144, 110563280), (152, 104744160), (160, 99506952), (171, 93105920), (180, 88450624), (190, 83795328), (192, 82922460), (228, 69829440), (240, 66337968), (256, 62191845), (285, 55863552), (288, 55281640), (304, 52372080), (320, 49753476), (342, 46552960), (360, 44225312), (380, 41897664), (384, 41461230), (456, 34914720), (480, 33168984), (570, 27931776), (576, 27640820), (608, 26186040), (640, 24876738), (684, 23276480), (720, 22112656), (760, 20948832), (768, 20730615), (855, 18621184), (912, 17457360), (960, 16584492), (1140, 13965888), (1152, 13820410), (1216, 13093020), (1280, 12438369), (1368, 11638240), (1440, 11056328), (1520, 10474416), (1710, 9310592), (1824, 8728680), (1920, 8292246), (2280, 6982944), (2304, 6910205), (2432, 6546510), (2736, 5819120), (2880, 5528164), (3040, 5237208), (3420, 4655296), (3648, 4364340), (3840, 4146123), (4560, 3491472), (4864, 3273255), (5472, 2909560), (5760, 2764082), (6080, 2618604), (6840, 2327648), (7296, 2182170), (9120, 1745736), (10944, 1454780), (11520, 1382041), (12160, 1309302), (13680, 1163824), (14592, 1091085), (18240, 872868), (21888, 727390), (24320, 654651), (27360, 581912), (36480, 436434), (43776, 363695), (54720, 290956), (72739, 218880), (72960, 218217), (109440, 145478)]