220578400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 216

約数和(自身を含む): 665254296

約数和(自身を除く): 444675896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 49, 50, 56, 68, 70, 80, 85, 98, 100, 112, 119, 136, 140, 160, 170, 175, 196, 200, 224, 238, 245, 272, 280, 331, 340, 350, 392, 400, 425, 476, 490, 544, 560, 595, 662, 680, 700, 784, 800, 833, 850, 952, 980, 1120, 1190, 1225, 1324, 1360, 1400, 1568, 1655, 1666, 1700, 1904, 1960, 2317, 2380, 2450, 2648, 2720, 2800, 2975, 3310, 3332, 3400, 3808, 3920, 4165, 4634, 4760, 4900, 5296, 5600, 5627, 5950, 6620, 6664, 6800, 7840, 8275, 8330, 9268, 9520, 9800, 10592, 11254, 11585, 11900, 13240, 13328, 13600, 16219, 16550, 16660, 18536, 19040, 19600, 20825, 22508, 23170, 23800, 26480, 26656, 28135, 32438, 33100, 33320, 37072, 39200, 39389, 41650, 45016, 46340, 47600, 52960, 56270, 57925, 64876, 66200, 66640, 74144, 78778, 81095, 83300, 90032, 92680, 95200, 112540, 115850, 129752, 132400, 133280, 140675, 157556, 162190, 166600, 180064, 185360, 196945, 225080, 231700, 259504, 264800, 275723, 281350, 315112, 324380, 333200, 370720, 393890, 405475, 450160, 463400, 519008, 551446, 562700, 630224, 648760, 666400, 787780, 810950, 900320, 926800, 984725, 1102892, 1125400, 1260448, 1297520, 1378615, 1575560, 1621900, 1853600, 1969450, 2205784, 2250800, 2595040, 2757230, 3151120, 3243800, 3938900, 4411568, 4501600, 5514460, 6302240, 6487600, 6893075, 7877800, 8823136, 11028920, 12975200, 13786150, 15755600, 22057840, 27572300, 31511200, 44115680, 55144600, 110289200, 220578400]

約数ペア:

[(1, 220578400), (2, 110289200), (4, 55144600), (5, 44115680), (7, 31511200), (8, 27572300), (10, 22057840), (14, 15755600), (16, 13786150), (17, 12975200), (20, 11028920), (25, 8823136), (28, 7877800), (32, 6893075), (34, 6487600), (35, 6302240), (40, 5514460), (49, 4501600), (50, 4411568), (56, 3938900), (68, 3243800), (70, 3151120), (80, 2757230), (85, 2595040), (98, 2250800), (100, 2205784), (112, 1969450), (119, 1853600), (136, 1621900), (140, 1575560), (160, 1378615), (170, 1297520), (175, 1260448), (196, 1125400), (200, 1102892), (224, 984725), (238, 926800), (245, 900320), (272, 810950), (280, 787780), (331, 666400), (340, 648760), (350, 630224), (392, 562700), (400, 551446), (425, 519008), (476, 463400), (490, 450160), (544, 405475), (560, 393890), (595, 370720), (662, 333200), (680, 324380), (700, 315112), (784, 281350), (800, 275723), (833, 264800), (850, 259504), (952, 231700), (980, 225080), (1120, 196945), (1190, 185360), (1225, 180064), (1324, 166600), (1360, 162190), (1400, 157556), (1568, 140675), (1655, 133280), (1666, 132400), (1700, 129752), (1904, 115850), (1960, 112540), (2317, 95200), (2380, 92680), (2450, 90032), (2648, 83300), (2720, 81095), (2800, 78778), (2975, 74144), (3310, 66640), (3332, 66200), (3400, 64876), (3808, 57925), (3920, 56270), (4165, 52960), (4634, 47600), (4760, 46340), (4900, 45016), (5296, 41650), (5600, 39389), (5627, 39200), (5950, 37072), (6620, 33320), (6664, 33100), (6800, 32438), (7840, 28135), (8275, 26656), (8330, 26480), (9268, 23800), (9520, 23170), (9800, 22508), (10592, 20825), (11254, 19600), (11585, 19040), (11900, 18536), (13240, 16660), (13328, 16550), (13600, 16219)]