389742080

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 240

約数和(自身を含む): 1175549760

約数和(自身を除く): 785807680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 239, 245, 256, 260, 280, 320, 364, 392, 416, 448, 455, 478, 490, 512, 520, 560, 637, 640, 728, 784, 832, 896, 910, 956, 980, 1040, 1120, 1195, 1274, 1280, 1456, 1568, 1664, 1673, 1792, 1820, 1912, 1960, 2080, 2240, 2390, 2548, 2560, 2912, 3107, 3136, 3185, 3328, 3346, 3584, 3640, 3824, 3920, 4160, 4480, 4780, 5096, 5824, 6214, 6272, 6370, 6656, 6692, 7280, 7648, 7840, 8320, 8365, 8960, 9560, 10192, 11648, 11711, 12428, 12544, 12740, 13384, 14560, 15296, 15535, 15680, 16640, 16730, 17920, 19120, 20384, 21749, 23296, 23422, 24856, 25088, 25480, 26768, 29120, 30592, 31070, 31360, 33280, 33460, 38240, 40768, 43498, 46592, 46844, 49712, 50960, 53536, 58240, 58555, 61184, 62140, 62720, 66920, 76480, 81536, 86996, 93688, 99424, 101920, 107072, 108745, 116480, 117110, 122368, 124280, 125440, 133840, 152243, 152960, 163072, 173992, 187376, 198848, 203840, 214144, 217490, 232960, 234220, 248560, 267680, 304486, 305920, 326144, 347984, 374752, 397696, 407680, 428288, 434980, 468440, 497120, 535360, 608972, 611840, 695968, 749504, 761215, 795392, 815360, 856576, 869960, 936880, 994240, 1070720, 1217944, 1391936, 1499008, 1522430, 1590784, 1630720, 1739920, 1873760, 1988480, 2141440, 2435888, 2783872, 2998016, 3044860, 3479840, 3747520, 3976960, 4282880, 4871776, 5567744, 5996032, 6089720, 6959680, 7495040, 7953920, 9743552, 11135488, 12179440, 13919360, 14990080, 19487104, 24358880, 27838720, 29980160, 38974208, 48717760, 55677440, 77948416, 97435520, 194871040, 389742080]

約数ペア:

[(1, 389742080), (2, 194871040), (4, 97435520), (5, 77948416), (7, 55677440), (8, 48717760), (10, 38974208), (13, 29980160), (14, 27838720), (16, 24358880), (20, 19487104), (26, 14990080), (28, 13919360), (32, 12179440), (35, 11135488), (40, 9743552), (49, 7953920), (52, 7495040), (56, 6959680), (64, 6089720), (65, 5996032), (70, 5567744), (80, 4871776), (91, 4282880), (98, 3976960), (104, 3747520), (112, 3479840), (128, 3044860), (130, 2998016), (140, 2783872), (160, 2435888), (182, 2141440), (196, 1988480), (208, 1873760), (224, 1739920), (239, 1630720), (245, 1590784), (256, 1522430), (260, 1499008), (280, 1391936), (320, 1217944), (364, 1070720), (392, 994240), (416, 936880), (448, 869960), (455, 856576), (478, 815360), (490, 795392), (512, 761215), (520, 749504), (560, 695968), (637, 611840), (640, 608972), (728, 535360), (784, 497120), (832, 468440), (896, 434980), (910, 428288), (956, 407680), (980, 397696), (1040, 374752), (1120, 347984), (1195, 326144), (1274, 305920), (1280, 304486), (1456, 267680), (1568, 248560), (1664, 234220), (1673, 232960), (1792, 217490), (1820, 214144), (1912, 203840), (1960, 198848), (2080, 187376), (2240, 173992), (2390, 163072), (2548, 152960), (2560, 152243), (2912, 133840), (3107, 125440), (3136, 124280), (3185, 122368), (3328, 117110), (3346, 116480), (3584, 108745), (3640, 107072), (3824, 101920), (3920, 99424), (4160, 93688), (4480, 86996), (4780, 81536), (5096, 76480), (5824, 66920), (6214, 62720), (6272, 62140), (6370, 61184), (6656, 58555), (6692, 58240), (7280, 53536), (7648, 50960), (7840, 49712), (8320, 46844), (8365, 46592), (8960, 43498), (9560, 40768), (10192, 38240), (11648, 33460), (11711, 33280), (12428, 31360), (12544, 31070), (12740, 30592), (13384, 29120), (14560, 26768), (15296, 25480), (15535, 25088), (15680, 24856), (16640, 23422), (16730, 23296), (17920, 21749), (19120, 20384)]