215506480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 587899872

約数和(自身を除く): 372393392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 137, 140, 212, 265, 274, 280, 371, 424, 530, 548, 560, 685, 742, 848, 959, 1060, 1096, 1370, 1484, 1855, 1918, 2120, 2192, 2740, 2809, 2968, 3710, 3836, 4240, 4795, 5480, 5618, 5936, 7261, 7420, 7672, 9590, 10960, 11236, 14045, 14522, 14840, 15344, 19180, 19663, 22472, 28090, 29044, 29680, 36305, 38360, 39326, 44944, 50827, 56180, 58088, 72610, 76720, 78652, 98315, 101654, 112360, 116176, 145220, 157304, 196630, 203308, 224720, 254135, 290440, 314608, 384833, 393260, 406616, 508270, 580880, 769666, 786520, 813232, 1016540, 1539332, 1573040, 1924165, 2033080, 2693831, 3078664, 3848330, 4066160, 5387662, 6157328, 7696660, 10775324, 13469155, 15393320, 21550648, 26938310, 30786640, 43101296, 53876620, 107753240, 215506480]

約数ペア:

[(1, 215506480), (2, 107753240), (4, 53876620), (5, 43101296), (7, 30786640), (8, 26938310), (10, 21550648), (14, 15393320), (16, 13469155), (20, 10775324), (28, 7696660), (35, 6157328), (40, 5387662), (53, 4066160), (56, 3848330), (70, 3078664), (80, 2693831), (106, 2033080), (112, 1924165), (137, 1573040), (140, 1539332), (212, 1016540), (265, 813232), (274, 786520), (280, 769666), (371, 580880), (424, 508270), (530, 406616), (548, 393260), (560, 384833), (685, 314608), (742, 290440), (848, 254135), (959, 224720), (1060, 203308), (1096, 196630), (1370, 157304), (1484, 145220), (1855, 116176), (1918, 112360), (2120, 101654), (2192, 98315), (2740, 78652), (2809, 76720), (2968, 72610), (3710, 58088), (3836, 56180), (4240, 50827), (4795, 44944), (5480, 39326), (5618, 38360), (5936, 36305), (7261, 29680), (7420, 29044), (7672, 28090), (9590, 22472), (10960, 19663), (11236, 19180), (14045, 15344), (14522, 14840)]