318904880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 160

約数和(自身を含む): 891907200

約数和(自身を除く): 573002320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 73, 80, 112, 116, 140, 145, 146, 203, 232, 269, 280, 290, 292, 365, 406, 464, 511, 538, 560, 580, 584, 730, 812, 1015, 1022, 1076, 1160, 1168, 1345, 1460, 1624, 1883, 2030, 2044, 2117, 2152, 2320, 2555, 2690, 2920, 3248, 3766, 4060, 4088, 4234, 4304, 5110, 5380, 5840, 7532, 7801, 8120, 8176, 8468, 9415, 10220, 10585, 10760, 14819, 15064, 15602, 16240, 16936, 18830, 19637, 20440, 21170, 21520, 29638, 30128, 31204, 33872, 37660, 39005, 39274, 40880, 42340, 54607, 59276, 62408, 74095, 75320, 78010, 78548, 84680, 98185, 109214, 118552, 124816, 137459, 148190, 150640, 156020, 157096, 169360, 196370, 218428, 237104, 273035, 274918, 296380, 312040, 314192, 392740, 436856, 546070, 549836, 569473, 592760, 624080, 687295, 785480, 873712, 1092140, 1099672, 1138946, 1185520, 1374590, 1570960, 2184280, 2199344, 2277892, 2749180, 2847365, 3986311, 4368560, 4555784, 5498360, 5694730, 7972622, 9111568, 10996720, 11389460, 15945244, 19931555, 22778920, 31890488, 39863110, 45557840, 63780976, 79726220, 159452440, 318904880]

約数ペア:

[(1, 318904880), (2, 159452440), (4, 79726220), (5, 63780976), (7, 45557840), (8, 39863110), (10, 31890488), (14, 22778920), (16, 19931555), (20, 15945244), (28, 11389460), (29, 10996720), (35, 9111568), (40, 7972622), (56, 5694730), (58, 5498360), (70, 4555784), (73, 4368560), (80, 3986311), (112, 2847365), (116, 2749180), (140, 2277892), (145, 2199344), (146, 2184280), (203, 1570960), (232, 1374590), (269, 1185520), (280, 1138946), (290, 1099672), (292, 1092140), (365, 873712), (406, 785480), (464, 687295), (511, 624080), (538, 592760), (560, 569473), (580, 549836), (584, 546070), (730, 436856), (812, 392740), (1015, 314192), (1022, 312040), (1076, 296380), (1160, 274918), (1168, 273035), (1345, 237104), (1460, 218428), (1624, 196370), (1883, 169360), (2030, 157096), (2044, 156020), (2117, 150640), (2152, 148190), (2320, 137459), (2555, 124816), (2690, 118552), (2920, 109214), (3248, 98185), (3766, 84680), (4060, 78548), (4088, 78010), (4234, 75320), (4304, 74095), (5110, 62408), (5380, 59276), (5840, 54607), (7532, 42340), (7801, 40880), (8120, 39274), (8176, 39005), (8468, 37660), (9415, 33872), (10220, 31204), (10585, 30128), (10760, 29638), (14819, 21520), (15064, 21170), (15602, 20440), (16240, 19637), (16936, 18830)]