317402800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 240

約数和(自身を含む): 929940480

約数和(自身を除く): 612537680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 31, 40, 44, 50, 52, 55, 62, 65, 80, 88, 100, 104, 110, 124, 130, 143, 155, 176, 179, 200, 208, 220, 248, 260, 275, 286, 310, 325, 341, 358, 400, 403, 440, 496, 520, 550, 572, 620, 650, 682, 715, 716, 775, 806, 880, 895, 1040, 1100, 1144, 1240, 1300, 1364, 1430, 1432, 1550, 1612, 1705, 1790, 1969, 2015, 2200, 2288, 2327, 2480, 2600, 2728, 2860, 2864, 3100, 3224, 3410, 3575, 3580, 3938, 4030, 4400, 4433, 4475, 4654, 5200, 5456, 5549, 5720, 6200, 6448, 6820, 7150, 7160, 7876, 8060, 8525, 8866, 8950, 9308, 9845, 10075, 11098, 11440, 11635, 12400, 13640, 14300, 14320, 15752, 16120, 17050, 17732, 17900, 18616, 19690, 20150, 22165, 22196, 23270, 25597, 27280, 27745, 28600, 31504, 32240, 34100, 35464, 35800, 37232, 39380, 40300, 44330, 44392, 46540, 49225, 51194, 55490, 57200, 58175, 61039, 68200, 70928, 71600, 72137, 78760, 80600, 88660, 88784, 93080, 98450, 102388, 110825, 110980, 116350, 122078, 127985, 136400, 138725, 144274, 157520, 161200, 177320, 186160, 196900, 204776, 221650, 221960, 232700, 244156, 255970, 277450, 288548, 305195, 354640, 360685, 393800, 409552, 443300, 443920, 465400, 488312, 511940, 554900, 577096, 610390, 639925, 721370, 787600, 793507, 886600, 930800, 976624, 1023880, 1109800, 1154192, 1220780, 1279850, 1442740, 1525975, 1587014, 1773200, 1803425, 2047760, 2219600, 2441560, 2559700, 2885480, 3051950, 3174028, 3606850, 3967535, 4883120, 5119400, 5770960, 6103900, 6348056, 7213700, 7935070, 10238800, 12207800, 12696112, 14427400, 15870140, 19837675, 24415600, 28854800, 31740280, 39675350, 63480560, 79350700, 158701400, 317402800]

約数ペア:

[(1, 317402800), (2, 158701400), (4, 79350700), (5, 63480560), (8, 39675350), (10, 31740280), (11, 28854800), (13, 24415600), (16, 19837675), (20, 15870140), (22, 14427400), (25, 12696112), (26, 12207800), (31, 10238800), (40, 7935070), (44, 7213700), (50, 6348056), (52, 6103900), (55, 5770960), (62, 5119400), (65, 4883120), (80, 3967535), (88, 3606850), (100, 3174028), (104, 3051950), (110, 2885480), (124, 2559700), (130, 2441560), (143, 2219600), (155, 2047760), (176, 1803425), (179, 1773200), (200, 1587014), (208, 1525975), (220, 1442740), (248, 1279850), (260, 1220780), (275, 1154192), (286, 1109800), (310, 1023880), (325, 976624), (341, 930800), (358, 886600), (400, 793507), (403, 787600), (440, 721370), (496, 639925), (520, 610390), (550, 577096), (572, 554900), (620, 511940), (650, 488312), (682, 465400), (715, 443920), (716, 443300), (775, 409552), (806, 393800), (880, 360685), (895, 354640), (1040, 305195), (1100, 288548), (1144, 277450), (1240, 255970), (1300, 244156), (1364, 232700), (1430, 221960), (1432, 221650), (1550, 204776), (1612, 196900), (1705, 186160), (1790, 177320), (1969, 161200), (2015, 157520), (2200, 144274), (2288, 138725), (2327, 136400), (2480, 127985), (2600, 122078), (2728, 116350), (2860, 110980), (2864, 110825), (3100, 102388), (3224, 98450), (3410, 93080), (3575, 88784), (3580, 88660), (3938, 80600), (4030, 78760), (4400, 72137), (4433, 71600), (4475, 70928), (4654, 68200), (5200, 61039), (5456, 58175), (5549, 57200), (5720, 55490), (6200, 51194), (6448, 49225), (6820, 46540), (7150, 44392), (7160, 44330), (7876, 40300), (8060, 39380), (8525, 37232), (8866, 35800), (8950, 35464), (9308, 34100), (9845, 32240), (10075, 31504), (11098, 28600), (11440, 27745), (11635, 27280), (12400, 25597), (13640, 23270), (14300, 22196), (14320, 22165), (15752, 20150), (16120, 19690), (17050, 18616), (17732, 17900)]