421444100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1117}}^1$

素因数の和:1163

約数の個数: 144

約数和(自身を含む): 1164508800

約数和(自身を除く): 743064700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 49, 50, 55, 70, 77, 98, 100, 110, 140, 154, 175, 196, 220, 245, 275, 308, 343, 350, 385, 490, 539, 550, 686, 700, 770, 980, 1078, 1100, 1117, 1225, 1372, 1540, 1715, 1925, 2156, 2234, 2450, 2695, 3430, 3773, 3850, 4468, 4900, 5390, 5585, 6860, 7546, 7700, 7819, 8575, 10780, 11170, 12287, 13475, 15092, 15638, 17150, 18865, 22340, 24574, 26950, 27925, 31276, 34300, 37730, 39095, 49148, 53900, 54733, 55850, 61435, 75460, 78190, 86009, 94325, 109466, 111700, 122870, 156380, 172018, 188650, 195475, 218932, 245740, 273665, 307175, 344036, 377300, 383131, 390950, 430045, 547330, 602063, 614350, 766262, 781900, 860090, 1094660, 1204126, 1228700, 1368325, 1532524, 1720180, 1915655, 2150225, 2408252, 2736650, 3010315, 3831310, 4214441, 4300450, 5473300, 6020630, 7662620, 8428882, 8600900, 9578275, 12041260, 15051575, 16857764, 19156550, 21072205, 30103150, 38313100, 42144410, 60206300, 84288820, 105361025, 210722050, 421444100]

約数ペア:

[(1, 421444100), (2, 210722050), (4, 105361025), (5, 84288820), (7, 60206300), (10, 42144410), (11, 38313100), (14, 30103150), (20, 21072205), (22, 19156550), (25, 16857764), (28, 15051575), (35, 12041260), (44, 9578275), (49, 8600900), (50, 8428882), (55, 7662620), (70, 6020630), (77, 5473300), (98, 4300450), (100, 4214441), (110, 3831310), (140, 3010315), (154, 2736650), (175, 2408252), (196, 2150225), (220, 1915655), (245, 1720180), (275, 1532524), (308, 1368325), (343, 1228700), (350, 1204126), (385, 1094660), (490, 860090), (539, 781900), (550, 766262), (686, 614350), (700, 602063), (770, 547330), (980, 430045), (1078, 390950), (1100, 383131), (1117, 377300), (1225, 344036), (1372, 307175), (1540, 273665), (1715, 245740), (1925, 218932), (2156, 195475), (2234, 188650), (2450, 172018), (2695, 156380), (3430, 122870), (3773, 111700), (3850, 109466), (4468, 94325), (4900, 86009), (5390, 78190), (5585, 75460), (6860, 61435), (7546, 55850), (7700, 54733), (7819, 53900), (8575, 49148), (10780, 39095), (11170, 37730), (12287, 34300), (13475, 31276), (15092, 27925), (15638, 26950), (17150, 24574), (18865, 22340)]