378875840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 168

約数和(自身を含む): 1067086512

約数和(自身を除く): 688210672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 80, 98, 112, 140, 146, 160, 196, 224, 245, 280, 292, 320, 331, 365, 392, 448, 490, 511, 560, 584, 662, 730, 784, 980, 1022, 1120, 1168, 1324, 1460, 1568, 1655, 1960, 2044, 2240, 2317, 2336, 2555, 2648, 2920, 3136, 3310, 3577, 3920, 4088, 4634, 4672, 5110, 5296, 5840, 6620, 7154, 7840, 8176, 9268, 10220, 10592, 11585, 11680, 13240, 14308, 15680, 16219, 16352, 17885, 18536, 20440, 21184, 23170, 23360, 24163, 26480, 28616, 32438, 32704, 35770, 37072, 40880, 46340, 48326, 52960, 57232, 64876, 71540, 74144, 81095, 81760, 92680, 96652, 105920, 114464, 120815, 129752, 143080, 148288, 162190, 163520, 169141, 185360, 193304, 228928, 241630, 259504, 286160, 324380, 338282, 370720, 386608, 483260, 519008, 572320, 648760, 676564, 741440, 773216, 845705, 966520, 1038016, 1144640, 1183987, 1297520, 1353128, 1546432, 1691410, 1933040, 2367974, 2595040, 2706256, 3382820, 3866080, 4735948, 5190080, 5412512, 5919935, 6765640, 7732160, 9471896, 10825024, 11839870, 13531280, 18943792, 23679740, 27062560, 37887584, 47359480, 54125120, 75775168, 94718960, 189437920, 378875840]

約数ペア:

[(1, 378875840), (2, 189437920), (4, 94718960), (5, 75775168), (7, 54125120), (8, 47359480), (10, 37887584), (14, 27062560), (16, 23679740), (20, 18943792), (28, 13531280), (32, 11839870), (35, 10825024), (40, 9471896), (49, 7732160), (56, 6765640), (64, 5919935), (70, 5412512), (73, 5190080), (80, 4735948), (98, 3866080), (112, 3382820), (140, 2706256), (146, 2595040), (160, 2367974), (196, 1933040), (224, 1691410), (245, 1546432), (280, 1353128), (292, 1297520), (320, 1183987), (331, 1144640), (365, 1038016), (392, 966520), (448, 845705), (490, 773216), (511, 741440), (560, 676564), (584, 648760), (662, 572320), (730, 519008), (784, 483260), (980, 386608), (1022, 370720), (1120, 338282), (1168, 324380), (1324, 286160), (1460, 259504), (1568, 241630), (1655, 228928), (1960, 193304), (2044, 185360), (2240, 169141), (2317, 163520), (2336, 162190), (2555, 148288), (2648, 143080), (2920, 129752), (3136, 120815), (3310, 114464), (3577, 105920), (3920, 96652), (4088, 92680), (4634, 81760), (4672, 81095), (5110, 74144), (5296, 71540), (5840, 64876), (6620, 57232), (7154, 52960), (7840, 48326), (8176, 46340), (9268, 40880), (10220, 37072), (10592, 35770), (11585, 32704), (11680, 32438), (13240, 28616), (14308, 26480), (15680, 24163), (16219, 23360), (16352, 23170), (17885, 21184), (18536, 20440)]