491418200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 1481333760

約数和(自身を除く): 989915560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 31, 35, 40, 50, 52, 56, 62, 65, 67, 70, 91, 100, 104, 124, 130, 134, 140, 155, 169, 175, 182, 200, 217, 248, 260, 268, 280, 310, 325, 335, 338, 350, 364, 403, 434, 455, 469, 520, 536, 620, 650, 670, 676, 700, 728, 775, 806, 845, 868, 871, 910, 938, 1085, 1183, 1240, 1300, 1340, 1352, 1400, 1550, 1612, 1675, 1690, 1736, 1742, 1820, 1876, 2015, 2077, 2170, 2275, 2345, 2366, 2600, 2680, 2821, 3100, 3224, 3350, 3380, 3484, 3640, 3752, 4030, 4154, 4225, 4340, 4355, 4550, 4690, 4732, 5239, 5425, 5642, 5915, 6097, 6200, 6700, 6760, 6968, 8060, 8308, 8450, 8680, 8710, 9100, 9380, 9464, 10075, 10385, 10478, 10850, 11284, 11323, 11725, 11830, 12194, 13400, 14105, 14539, 16120, 16616, 16900, 17420, 18200, 18760, 20150, 20770, 20956, 21700, 21775, 22568, 22646, 23450, 23660, 24388, 26195, 27001, 28210, 29078, 29575, 30485, 33800, 34840, 36673, 40300, 41540, 41912, 43400, 43550, 45292, 46900, 47320, 48776, 51925, 52390, 54002, 56420, 56615, 58156, 59150, 60970, 70525, 72695, 73346, 79261, 80600, 83080, 87100, 90584, 93800, 103850, 104780, 108004, 112840, 113230, 116312, 118300, 121940, 130975, 135005, 141050, 145390, 146692, 152425, 158522, 174200, 183365, 189007, 207700, 209560, 216008, 226460, 236600, 243880, 261950, 270010, 282100, 283075, 290780, 293384, 304850, 317044, 351013, 363475, 366730, 378014, 396305, 415400, 452920, 523900, 540020, 564200, 566150, 581560, 609700, 634088, 675025, 702026, 726950, 733460, 756028, 792610, 916825, 945035, 1047800, 1080040, 1132300, 1219400, 1350050, 1404052, 1453900, 1466920, 1512056, 1585220, 1755065, 1833650, 1890070, 1981525, 2264600, 2457091, 2700100, 2808104, 2907800, 3170440, 3510130, 3667300, 3780140, 3963050, 4725175, 4914182, 5400200, 7020260, 7334600, 7560280, 7926100, 8775325, 9450350, 9828364, 12285455, 14040520, 15852200, 17550650, 18900700, 19656728, 24570910, 35101300, 37801400, 49141820, 61427275, 70202600, 98283640, 122854550, 245709100, 491418200]

約数ペア:

[(1, 491418200), (2, 245709100), (4, 122854550), (5, 98283640), (7, 70202600), (8, 61427275), (10, 49141820), (13, 37801400), (14, 35101300), (20, 24570910), (25, 19656728), (26, 18900700), (28, 17550650), (31, 15852200), (35, 14040520), (40, 12285455), (50, 9828364), (52, 9450350), (56, 8775325), (62, 7926100), (65, 7560280), (67, 7334600), (70, 7020260), (91, 5400200), (100, 4914182), (104, 4725175), (124, 3963050), (130, 3780140), (134, 3667300), (140, 3510130), (155, 3170440), (169, 2907800), (175, 2808104), (182, 2700100), (200, 2457091), (217, 2264600), (248, 1981525), (260, 1890070), (268, 1833650), (280, 1755065), (310, 1585220), (325, 1512056), (335, 1466920), (338, 1453900), (350, 1404052), (364, 1350050), (403, 1219400), (434, 1132300), (455, 1080040), (469, 1047800), (520, 945035), (536, 916825), (620, 792610), (650, 756028), (670, 733460), (676, 726950), (700, 702026), (728, 675025), (775, 634088), (806, 609700), (845, 581560), (868, 566150), (871, 564200), (910, 540020), (938, 523900), (1085, 452920), (1183, 415400), (1240, 396305), (1300, 378014), (1340, 366730), (1352, 363475), (1400, 351013), (1550, 317044), (1612, 304850), (1675, 293384), (1690, 290780), (1736, 283075), (1742, 282100), (1820, 270010), (1876, 261950), (2015, 243880), (2077, 236600), (2170, 226460), (2275, 216008), (2345, 209560), (2366, 207700), (2600, 189007), (2680, 183365), (2821, 174200), (3100, 158522), (3224, 152425), (3350, 146692), (3380, 145390), (3484, 141050), (3640, 135005), (3752, 130975), (4030, 121940), (4154, 118300), (4225, 116312), (4340, 113230), (4355, 112840), (4550, 108004), (4690, 104780), (4732, 103850), (5239, 93800), (5425, 90584), (5642, 87100), (5915, 83080), (6097, 80600), (6200, 79261), (6700, 73346), (6760, 72695), (6968, 70525), (8060, 60970), (8308, 59150), (8450, 58156), (8680, 56615), (8710, 56420), (9100, 54002), (9380, 52390), (9464, 51925), (10075, 48776), (10385, 47320), (10478, 46900), (10850, 45292), (11284, 43550), (11323, 43400), (11725, 41912), (11830, 41540), (12194, 40300), (13400, 36673), (14105, 34840), (14539, 33800), (16120, 30485), (16616, 29575), (16900, 29078), (17420, 28210), (18200, 27001), (18760, 26195), (20150, 24388), (20770, 23660), (20956, 23450), (21700, 22646), (21775, 22568)]