663032720

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:438

約数の個数: 160

約数和(自身を含む): 1827859200

約数和(自身を除く): 1164826480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 196, 245, 280, 292, 331, 343, 365, 392, 490, 511, 560, 584, 662, 686, 730, 784, 980, 1022, 1168, 1324, 1372, 1460, 1655, 1715, 1960, 2044, 2317, 2555, 2648, 2744, 2920, 3310, 3430, 3577, 3920, 4088, 4634, 5110, 5296, 5488, 5840, 6620, 6860, 7154, 8176, 9268, 10220, 11585, 13240, 13720, 14308, 16219, 17885, 18536, 20440, 23170, 24163, 25039, 26480, 27440, 28616, 32438, 35770, 37072, 40880, 46340, 48326, 50078, 57232, 64876, 71540, 81095, 92680, 96652, 100156, 113533, 120815, 125195, 129752, 143080, 162190, 169141, 185360, 193304, 200312, 227066, 241630, 250390, 259504, 286160, 324380, 338282, 386608, 400624, 454132, 483260, 500780, 567665, 648760, 676564, 845705, 908264, 966520, 1001560, 1135330, 1183987, 1297520, 1353128, 1691410, 1816528, 1933040, 2003120, 2270660, 2367974, 2706256, 3382820, 4541320, 4735948, 5919935, 6765640, 8287909, 9082640, 9471896, 11839870, 13531280, 16575818, 18943792, 23679740, 33151636, 41439545, 47359480, 66303272, 82879090, 94718960, 132606544, 165758180, 331516360, 663032720]

約数ペア:

[(1, 663032720), (2, 331516360), (4, 165758180), (5, 132606544), (7, 94718960), (8, 82879090), (10, 66303272), (14, 47359480), (16, 41439545), (20, 33151636), (28, 23679740), (35, 18943792), (40, 16575818), (49, 13531280), (56, 11839870), (70, 9471896), (73, 9082640), (80, 8287909), (98, 6765640), (112, 5919935), (140, 4735948), (146, 4541320), (196, 3382820), (245, 2706256), (280, 2367974), (292, 2270660), (331, 2003120), (343, 1933040), (365, 1816528), (392, 1691410), (490, 1353128), (511, 1297520), (560, 1183987), (584, 1135330), (662, 1001560), (686, 966520), (730, 908264), (784, 845705), (980, 676564), (1022, 648760), (1168, 567665), (1324, 500780), (1372, 483260), (1460, 454132), (1655, 400624), (1715, 386608), (1960, 338282), (2044, 324380), (2317, 286160), (2555, 259504), (2648, 250390), (2744, 241630), (2920, 227066), (3310, 200312), (3430, 193304), (3577, 185360), (3920, 169141), (4088, 162190), (4634, 143080), (5110, 129752), (5296, 125195), (5488, 120815), (5840, 113533), (6620, 100156), (6860, 96652), (7154, 92680), (8176, 81095), (9268, 71540), (10220, 64876), (11585, 57232), (13240, 50078), (13720, 48326), (14308, 46340), (16219, 40880), (17885, 37072), (18536, 35770), (20440, 32438), (23170, 28616), (24163, 27440), (25039, 26480)]