208645500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:701

約数の個数: 192

約数和(自身を含む): 717889536

約数和(自身を除く): 509244036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 125, 140, 150, 155, 175, 186, 210, 217, 250, 300, 310, 350, 372, 375, 420, 434, 465, 500, 525, 620, 641, 651, 700, 750, 775, 868, 875, 930, 1050, 1085, 1282, 1302, 1500, 1550, 1750, 1860, 1923, 2100, 2170, 2325, 2564, 2604, 2625, 3100, 3205, 3255, 3500, 3846, 3875, 4340, 4487, 4650, 5250, 5425, 6410, 6510, 7692, 7750, 8974, 9300, 9615, 10500, 10850, 11625, 12820, 13020, 13461, 15500, 16025, 16275, 17948, 19230, 19871, 21700, 22435, 23250, 26922, 27125, 32050, 32550, 38460, 39742, 44870, 46500, 48075, 53844, 54250, 59613, 64100, 65100, 67305, 79484, 80125, 81375, 89740, 96150, 99355, 108500, 112175, 119226, 134610, 139097, 160250, 162750, 192300, 198710, 224350, 238452, 240375, 269220, 278194, 298065, 320500, 325500, 336525, 397420, 417291, 448700, 480750, 496775, 556388, 560875, 596130, 673050, 695485, 834582, 961500, 993550, 1121750, 1192260, 1346100, 1390970, 1490325, 1669164, 1682625, 1987100, 2086455, 2243500, 2483875, 2781940, 2980650, 3365250, 3477425, 4172910, 4967750, 5961300, 6730500, 6954850, 7451625, 8345820, 9935500, 10432275, 13909700, 14903250, 17387125, 20864550, 29806500, 34774250, 41729100, 52161375, 69548500, 104322750, 208645500]

約数ペア:

[(1, 208645500), (2, 104322750), (3, 69548500), (4, 52161375), (5, 41729100), (6, 34774250), (7, 29806500), (10, 20864550), (12, 17387125), (14, 14903250), (15, 13909700), (20, 10432275), (21, 9935500), (25, 8345820), (28, 7451625), (30, 6954850), (31, 6730500), (35, 5961300), (42, 4967750), (50, 4172910), (60, 3477425), (62, 3365250), (70, 2980650), (75, 2781940), (84, 2483875), (93, 2243500), (100, 2086455), (105, 1987100), (124, 1682625), (125, 1669164), (140, 1490325), (150, 1390970), (155, 1346100), (175, 1192260), (186, 1121750), (210, 993550), (217, 961500), (250, 834582), (300, 695485), (310, 673050), (350, 596130), (372, 560875), (375, 556388), (420, 496775), (434, 480750), (465, 448700), (500, 417291), (525, 397420), (620, 336525), (641, 325500), (651, 320500), (700, 298065), (750, 278194), (775, 269220), (868, 240375), (875, 238452), (930, 224350), (1050, 198710), (1085, 192300), (1282, 162750), (1302, 160250), (1500, 139097), (1550, 134610), (1750, 119226), (1860, 112175), (1923, 108500), (2100, 99355), (2170, 96150), (2325, 89740), (2564, 81375), (2604, 80125), (2625, 79484), (3100, 67305), (3205, 65100), (3255, 64100), (3500, 59613), (3846, 54250), (3875, 53844), (4340, 48075), (4487, 46500), (4650, 44870), (5250, 39742), (5425, 38460), (6410, 32550), (6510, 32050), (7692, 27125), (7750, 26922), (8974, 23250), (9300, 22435), (9615, 21700), (10500, 19871), (10850, 19230), (11625, 17948), (12820, 16275), (13020, 16025), (13461, 15500)]