172104800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 144

約数和(自身を含む): 487906272

約数和(自身を除く): 315801472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 73, 80, 100, 112, 140, 146, 160, 175, 200, 224, 280, 292, 350, 365, 400, 421, 511, 560, 584, 700, 730, 800, 842, 1022, 1120, 1168, 1400, 1460, 1684, 1825, 2044, 2105, 2336, 2555, 2800, 2920, 2947, 3368, 3650, 4088, 4210, 5110, 5600, 5840, 5894, 6736, 7300, 8176, 8420, 10220, 10525, 11680, 11788, 12775, 13472, 14600, 14735, 16352, 16840, 20440, 21050, 23576, 25550, 29200, 29470, 30733, 33680, 40880, 42100, 47152, 51100, 58400, 58940, 61466, 67360, 73675, 81760, 84200, 94304, 102200, 117880, 122932, 147350, 153665, 168400, 204400, 215131, 235760, 245864, 294700, 307330, 336800, 408800, 430262, 471520, 491728, 589400, 614660, 768325, 860524, 983456, 1075655, 1178800, 1229320, 1536650, 1721048, 2151310, 2357600, 2458640, 3073300, 3442096, 4302620, 4917280, 5378275, 6146600, 6884192, 8605240, 10756550, 12293200, 17210480, 21513100, 24586400, 34420960, 43026200, 86052400, 172104800]

約数ペア:

[(1, 172104800), (2, 86052400), (4, 43026200), (5, 34420960), (7, 24586400), (8, 21513100), (10, 17210480), (14, 12293200), (16, 10756550), (20, 8605240), (25, 6884192), (28, 6146600), (32, 5378275), (35, 4917280), (40, 4302620), (50, 3442096), (56, 3073300), (70, 2458640), (73, 2357600), (80, 2151310), (100, 1721048), (112, 1536650), (140, 1229320), (146, 1178800), (160, 1075655), (175, 983456), (200, 860524), (224, 768325), (280, 614660), (292, 589400), (350, 491728), (365, 471520), (400, 430262), (421, 408800), (511, 336800), (560, 307330), (584, 294700), (700, 245864), (730, 235760), (800, 215131), (842, 204400), (1022, 168400), (1120, 153665), (1168, 147350), (1400, 122932), (1460, 117880), (1684, 102200), (1825, 94304), (2044, 84200), (2105, 81760), (2336, 73675), (2555, 67360), (2800, 61466), (2920, 58940), (2947, 58400), (3368, 51100), (3650, 47152), (4088, 42100), (4210, 40880), (5110, 33680), (5600, 30733), (5840, 29470), (5894, 29200), (6736, 25550), (7300, 23576), (8176, 21050), (8420, 20440), (10220, 16840), (10525, 16352), (11680, 14735), (11788, 14600), (12775, 13472)]