21995771840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{6473}}^1$

素因数の和:6575

約数の個数: 224

約数和(自身を含む): 62986944384

約数和(自身を除く): 40991172544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 41, 56, 64, 70, 74, 80, 82, 112, 140, 148, 160, 164, 185, 205, 224, 259, 280, 287, 296, 320, 328, 370, 410, 448, 518, 560, 574, 592, 656, 740, 820, 1036, 1120, 1148, 1184, 1295, 1312, 1435, 1480, 1517, 1640, 2072, 2240, 2296, 2368, 2590, 2624, 2870, 2960, 3034, 3280, 4144, 4592, 5180, 5740, 5920, 6068, 6473, 6560, 7585, 8288, 9184, 10360, 10619, 11480, 11840, 12136, 12946, 13120, 15170, 16576, 18368, 20720, 21238, 22960, 24272, 25892, 30340, 32365, 41440, 42476, 45311, 45920, 48544, 51784, 53095, 60680, 64730, 82880, 84952, 90622, 91840, 97088, 103568, 106190, 121360, 129460, 169904, 181244, 207136, 212380, 226555, 239501, 242720, 258920, 265393, 339808, 362488, 414272, 424760, 453110, 479002, 485440, 517840, 530786, 679616, 724976, 849520, 906220, 958004, 1035680, 1061572, 1197505, 1326965, 1449952, 1676507, 1699040, 1812440, 1857751, 1916008, 2071360, 2123144, 2395010, 2653930, 2899904, 3353014, 3398080, 3624880, 3715502, 3832016, 4246288, 4790020, 5307860, 6706028, 7249760, 7431004, 7664032, 8382535, 8492576, 9288755, 9580040, 9819541, 10615720, 13412056, 14499520, 14862008, 15328064, 16765070, 16985152, 18577510, 19160080, 19639082, 21231440, 26824112, 29724016, 33530140, 37155020, 38320160, 39278164, 42462880, 49097705, 53648224, 59448032, 67060280, 68736787, 74310040, 76640320, 78556328, 84925760, 98195410, 107296448, 118896064, 134120560, 137473574, 148620080, 157112656, 196390820, 268241120, 274947148, 297240160, 314225312, 343683935, 392781640, 536482240, 549894296, 594480320, 628450624, 687367870, 785563280, 1099788592, 1374735740, 1571126560, 2199577184, 2749471480, 3142253120, 4399154368, 5498942960, 10997885920, 21995771840]

約数ペア:

[(1, 21995771840), (2, 10997885920), (4, 5498942960), (5, 4399154368), (7, 3142253120), (8, 2749471480), (10, 2199577184), (14, 1571126560), (16, 1374735740), (20, 1099788592), (28, 785563280), (32, 687367870), (35, 628450624), (37, 594480320), (40, 549894296), (41, 536482240), (56, 392781640), (64, 343683935), (70, 314225312), (74, 297240160), (80, 274947148), (82, 268241120), (112, 196390820), (140, 157112656), (148, 148620080), (160, 137473574), (164, 134120560), (185, 118896064), (205, 107296448), (224, 98195410), (259, 84925760), (280, 78556328), (287, 76640320), (296, 74310040), (320, 68736787), (328, 67060280), (370, 59448032), (410, 53648224), (448, 49097705), (518, 42462880), (560, 39278164), (574, 38320160), (592, 37155020), (656, 33530140), (740, 29724016), (820, 26824112), (1036, 21231440), (1120, 19639082), (1148, 19160080), (1184, 18577510), (1295, 16985152), (1312, 16765070), (1435, 15328064), (1480, 14862008), (1517, 14499520), (1640, 13412056), (2072, 10615720), (2240, 9819541), (2296, 9580040), (2368, 9288755), (2590, 8492576), (2624, 8382535), (2870, 7664032), (2960, 7431004), (3034, 7249760), (3280, 6706028), (4144, 5307860), (4592, 4790020), (5180, 4246288), (5740, 3832016), (5920, 3715502), (6068, 3624880), (6473, 3398080), (6560, 3353014), (7585, 2899904), (8288, 2653930), (9184, 2395010), (10360, 2123144), (10619, 2071360), (11480, 1916008), (11840, 1857751), (12136, 1812440), (12946, 1699040), (13120, 1676507), (15170, 1449952), (16576, 1326965), (18368, 1197505), (20720, 1061572), (21238, 1035680), (22960, 958004), (24272, 906220), (25892, 849520), (30340, 724976), (32365, 679616), (41440, 530786), (42476, 517840), (45311, 485440), (45920, 479002), (48544, 453110), (51784, 424760), (53095, 414272), (60680, 362488), (64730, 339808), (82880, 265393), (84952, 258920), (90622, 242720), (91840, 239501), (97088, 226555), (103568, 212380), (106190, 207136), (121360, 181244), (129460, 169904)]