840656320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:247

約数の個数: 224

約数和(自身を含む): 2387242368

約数和(自身を除く): 1546586048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 73, 80, 97, 106, 112, 140, 146, 160, 194, 212, 224, 265, 280, 292, 320, 365, 371, 388, 424, 448, 485, 511, 530, 560, 584, 679, 730, 742, 776, 848, 970, 1022, 1060, 1120, 1168, 1358, 1460, 1484, 1552, 1696, 1855, 1940, 2044, 2120, 2240, 2336, 2555, 2716, 2920, 2968, 3104, 3392, 3395, 3710, 3869, 3880, 4088, 4240, 4672, 5110, 5141, 5432, 5840, 5936, 6208, 6790, 7081, 7420, 7738, 7760, 8176, 8480, 10220, 10282, 10864, 11680, 11872, 13580, 14162, 14840, 15476, 15520, 16352, 16960, 19345, 20440, 20564, 21728, 23360, 23744, 25705, 27083, 27160, 28324, 29680, 30952, 31040, 32704, 35405, 35987, 38690, 40880, 41128, 43456, 49567, 51410, 54166, 54320, 56648, 59360, 61904, 70810, 71974, 77380, 81760, 82256, 99134, 102820, 108332, 108640, 113296, 118720, 123808, 135415, 141620, 143948, 154760, 163520, 164512, 179935, 198268, 205640, 216664, 217280, 226592, 247616, 247835, 270830, 283240, 287896, 309520, 329024, 359870, 375293, 396536, 411280, 433328, 453184, 495670, 541660, 566480, 575792, 619040, 719740, 750586, 793072, 822560, 866656, 991340, 1083320, 1132960, 1151584, 1238080, 1439480, 1501172, 1586144, 1645120, 1733312, 1876465, 1982680, 2166640, 2265920, 2303168, 2627051, 2878960, 3002344, 3172288, 3752930, 3965360, 4333280, 5254102, 5757920, 6004688, 7505860, 7930720, 8666560, 10508204, 11515840, 12009376, 13135255, 15011720, 15861440, 21016408, 24018752, 26270510, 30023440, 42032816, 52541020, 60046880, 84065632, 105082040, 120093760, 168131264, 210164080, 420328160, 840656320]

約数ペア:

[(1, 840656320), (2, 420328160), (4, 210164080), (5, 168131264), (7, 120093760), (8, 105082040), (10, 84065632), (14, 60046880), (16, 52541020), (20, 42032816), (28, 30023440), (32, 26270510), (35, 24018752), (40, 21016408), (53, 15861440), (56, 15011720), (64, 13135255), (70, 12009376), (73, 11515840), (80, 10508204), (97, 8666560), (106, 7930720), (112, 7505860), (140, 6004688), (146, 5757920), (160, 5254102), (194, 4333280), (212, 3965360), (224, 3752930), (265, 3172288), (280, 3002344), (292, 2878960), (320, 2627051), (365, 2303168), (371, 2265920), (388, 2166640), (424, 1982680), (448, 1876465), (485, 1733312), (511, 1645120), (530, 1586144), (560, 1501172), (584, 1439480), (679, 1238080), (730, 1151584), (742, 1132960), (776, 1083320), (848, 991340), (970, 866656), (1022, 822560), (1060, 793072), (1120, 750586), (1168, 719740), (1358, 619040), (1460, 575792), (1484, 566480), (1552, 541660), (1696, 495670), (1855, 453184), (1940, 433328), (2044, 411280), (2120, 396536), (2240, 375293), (2336, 359870), (2555, 329024), (2716, 309520), (2920, 287896), (2968, 283240), (3104, 270830), (3392, 247835), (3395, 247616), (3710, 226592), (3869, 217280), (3880, 216664), (4088, 205640), (4240, 198268), (4672, 179935), (5110, 164512), (5141, 163520), (5432, 154760), (5840, 143948), (5936, 141620), (6208, 135415), (6790, 123808), (7081, 118720), (7420, 113296), (7738, 108640), (7760, 108332), (8176, 102820), (8480, 99134), (10220, 82256), (10282, 81760), (10864, 77380), (11680, 71974), (11872, 70810), (13580, 61904), (14162, 59360), (14840, 56648), (15476, 54320), (15520, 54166), (16352, 51410), (16960, 49567), (19345, 43456), (20440, 41128), (20564, 40880), (21728, 38690), (23360, 35987), (23744, 35405), (25705, 32704), (27083, 31040), (27160, 30952), (28324, 29680)]