287714280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:488

約数の個数: 192

約数和(自身を含む): 1013523840

約数和(自身を除く): 725809560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 167, 168, 196, 210, 245, 280, 293, 294, 334, 392, 420, 490, 501, 586, 588, 668, 735, 835, 840, 879, 980, 1002, 1169, 1172, 1176, 1336, 1465, 1470, 1670, 1758, 1960, 2004, 2051, 2338, 2344, 2505, 2930, 2940, 3340, 3507, 3516, 4008, 4102, 4395, 4676, 5010, 5845, 5860, 5880, 6153, 6680, 7014, 7032, 8183, 8204, 8790, 9352, 10020, 10255, 11690, 11720, 12306, 14028, 14357, 16366, 16408, 17535, 17580, 20040, 20510, 23380, 24549, 24612, 28056, 28714, 30765, 32732, 35070, 35160, 40915, 41020, 43071, 46760, 48931, 49098, 49224, 57428, 61530, 65464, 70140, 71785, 81830, 82040, 86142, 97862, 98196, 114856, 122745, 123060, 140280, 143570, 146793, 163660, 172284, 195724, 196392, 215355, 244655, 245490, 246120, 287140, 293586, 327320, 342517, 344568, 391448, 430710, 489310, 490980, 574280, 587172, 685034, 733965, 861420, 978620, 981960, 1027551, 1174344, 1370068, 1467930, 1712585, 1722840, 1957240, 2055102, 2397619, 2740136, 2935860, 3425170, 4110204, 4795238, 5137755, 5871720, 6850340, 7192857, 8220408, 9590476, 10275510, 11988095, 13700680, 14385714, 19180952, 20551020, 23976190, 28771428, 35964285, 41102040, 47952380, 57542856, 71928570, 95904760, 143857140, 287714280]

約数ペア:

[(1, 287714280), (2, 143857140), (3, 95904760), (4, 71928570), (5, 57542856), (6, 47952380), (7, 41102040), (8, 35964285), (10, 28771428), (12, 23976190), (14, 20551020), (15, 19180952), (20, 14385714), (21, 13700680), (24, 11988095), (28, 10275510), (30, 9590476), (35, 8220408), (40, 7192857), (42, 6850340), (49, 5871720), (56, 5137755), (60, 4795238), (70, 4110204), (84, 3425170), (98, 2935860), (105, 2740136), (120, 2397619), (140, 2055102), (147, 1957240), (167, 1722840), (168, 1712585), (196, 1467930), (210, 1370068), (245, 1174344), (280, 1027551), (293, 981960), (294, 978620), (334, 861420), (392, 733965), (420, 685034), (490, 587172), (501, 574280), (586, 490980), (588, 489310), (668, 430710), (735, 391448), (835, 344568), (840, 342517), (879, 327320), (980, 293586), (1002, 287140), (1169, 246120), (1172, 245490), (1176, 244655), (1336, 215355), (1465, 196392), (1470, 195724), (1670, 172284), (1758, 163660), (1960, 146793), (2004, 143570), (2051, 140280), (2338, 123060), (2344, 122745), (2505, 114856), (2930, 98196), (2940, 97862), (3340, 86142), (3507, 82040), (3516, 81830), (4008, 71785), (4102, 70140), (4395, 65464), (4676, 61530), (5010, 57428), (5845, 49224), (5860, 49098), (5880, 48931), (6153, 46760), (6680, 43071), (7014, 41020), (7032, 40915), (8183, 35160), (8204, 35070), (8790, 32732), (9352, 30765), (10020, 28714), (10255, 28056), (11690, 24612), (11720, 24549), (12306, 23380), (14028, 20510), (14357, 20040), (16366, 17580), (16408, 17535)]