489647600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 1394910720

約数和(自身を除く): 905263120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 29, 34, 40, 50, 52, 58, 65, 68, 80, 85, 100, 104, 116, 130, 136, 145, 170, 191, 200, 208, 221, 232, 260, 272, 290, 325, 340, 377, 382, 400, 425, 442, 464, 493, 520, 580, 650, 680, 725, 754, 764, 850, 884, 955, 986, 1040, 1105, 1160, 1300, 1360, 1450, 1508, 1528, 1700, 1768, 1885, 1910, 1972, 2210, 2320, 2465, 2483, 2600, 2900, 3016, 3056, 3247, 3400, 3536, 3770, 3820, 3944, 4420, 4775, 4930, 4966, 5200, 5525, 5539, 5800, 6032, 6409, 6494, 6800, 7540, 7640, 7888, 8840, 9425, 9550, 9860, 9932, 11050, 11078, 11600, 12325, 12415, 12818, 12988, 15080, 15280, 16235, 17680, 18850, 19100, 19720, 19864, 22100, 22156, 24650, 24830, 25636, 25976, 27695, 30160, 32045, 32470, 37700, 38200, 39440, 39728, 42211, 44200, 44312, 49300, 49660, 51272, 51952, 55390, 62075, 64090, 64940, 72007, 75400, 76400, 81175, 84422, 88400, 88624, 94163, 98600, 99320, 102544, 110780, 124150, 128180, 129880, 138475, 144014, 150800, 160225, 162350, 168844, 188326, 197200, 198640, 211055, 221560, 248300, 256360, 259760, 276950, 288028, 320450, 324700, 337688, 360035, 376652, 422110, 443120, 470815, 496600, 512720, 553900, 576056, 640900, 649400, 675376, 720070, 753304, 844220, 941630, 993200, 1055275, 1107800, 1152112, 1224119, 1281800, 1298800, 1440140, 1506608, 1688440, 1800175, 1883260, 2110550, 2215600, 2354075, 2448238, 2563600, 2880280, 3376880, 3600350, 3766520, 4221100, 4708150, 4896476, 5760560, 6120595, 7200700, 7533040, 8442200, 9416300, 9792952, 12241190, 14401400, 16884400, 18832600, 19585904, 24482380, 28802800, 30602975, 37665200, 48964760, 61205950, 97929520, 122411900, 244823800, 489647600]

約数ペア:

[(1, 489647600), (2, 244823800), (4, 122411900), (5, 97929520), (8, 61205950), (10, 48964760), (13, 37665200), (16, 30602975), (17, 28802800), (20, 24482380), (25, 19585904), (26, 18832600), (29, 16884400), (34, 14401400), (40, 12241190), (50, 9792952), (52, 9416300), (58, 8442200), (65, 7533040), (68, 7200700), (80, 6120595), (85, 5760560), (100, 4896476), (104, 4708150), (116, 4221100), (130, 3766520), (136, 3600350), (145, 3376880), (170, 2880280), (191, 2563600), (200, 2448238), (208, 2354075), (221, 2215600), (232, 2110550), (260, 1883260), (272, 1800175), (290, 1688440), (325, 1506608), (340, 1440140), (377, 1298800), (382, 1281800), (400, 1224119), (425, 1152112), (442, 1107800), (464, 1055275), (493, 993200), (520, 941630), (580, 844220), (650, 753304), (680, 720070), (725, 675376), (754, 649400), (764, 640900), (850, 576056), (884, 553900), (955, 512720), (986, 496600), (1040, 470815), (1105, 443120), (1160, 422110), (1300, 376652), (1360, 360035), (1450, 337688), (1508, 324700), (1528, 320450), (1700, 288028), (1768, 276950), (1885, 259760), (1910, 256360), (1972, 248300), (2210, 221560), (2320, 211055), (2465, 198640), (2483, 197200), (2600, 188326), (2900, 168844), (3016, 162350), (3056, 160225), (3247, 150800), (3400, 144014), (3536, 138475), (3770, 129880), (3820, 128180), (3944, 124150), (4420, 110780), (4775, 102544), (4930, 99320), (4966, 98600), (5200, 94163), (5525, 88624), (5539, 88400), (5800, 84422), (6032, 81175), (6409, 76400), (6494, 75400), (6800, 72007), (7540, 64940), (7640, 64090), (7888, 62075), (8840, 55390), (9425, 51952), (9550, 51272), (9860, 49660), (9932, 49300), (11050, 44312), (11078, 44200), (11600, 42211), (12325, 39728), (12415, 39440), (12818, 38200), (12988, 37700), (15080, 32470), (15280, 32045), (16235, 30160), (17680, 27695), (18850, 25976), (19100, 25636), (19720, 24830), (19864, 24650), (22100, 22156)]