154486640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:871

約数の個数: 160

約数和(自身を含む): 462827520

約数和(自身を除く): 308340880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 496, 560, 616, 620, 682, 770, 809, 868, 880, 1085, 1232, 1240, 1364, 1540, 1618, 1705, 1736, 2170, 2387, 2480, 2728, 3080, 3236, 3410, 3472, 4045, 4340, 4774, 5456, 5663, 6160, 6472, 6820, 8090, 8680, 8899, 9548, 11326, 11935, 12944, 13640, 16180, 17360, 17798, 19096, 22652, 23870, 25079, 27280, 28315, 32360, 35596, 38192, 44495, 45304, 47740, 50158, 56630, 62293, 64720, 71192, 88990, 90608, 95480, 100316, 113260, 124586, 125395, 142384, 175553, 177980, 190960, 200632, 226520, 249172, 250790, 275869, 311465, 351106, 355960, 401264, 453040, 498344, 501580, 551738, 622930, 702212, 711920, 877765, 996688, 1003160, 1103476, 1245860, 1379345, 1404424, 1755530, 1931083, 2006320, 2206952, 2491720, 2758690, 2808848, 3511060, 3862166, 4413904, 4983440, 5517380, 7022120, 7724332, 9655415, 11034760, 14044240, 15448664, 19310830, 22069520, 30897328, 38621660, 77243320, 154486640]

約数ペア:

[(1, 154486640), (2, 77243320), (4, 38621660), (5, 30897328), (7, 22069520), (8, 19310830), (10, 15448664), (11, 14044240), (14, 11034760), (16, 9655415), (20, 7724332), (22, 7022120), (28, 5517380), (31, 4983440), (35, 4413904), (40, 3862166), (44, 3511060), (55, 2808848), (56, 2758690), (62, 2491720), (70, 2206952), (77, 2006320), (80, 1931083), (88, 1755530), (110, 1404424), (112, 1379345), (124, 1245860), (140, 1103476), (154, 1003160), (155, 996688), (176, 877765), (217, 711920), (220, 702212), (248, 622930), (280, 551738), (308, 501580), (310, 498344), (341, 453040), (385, 401264), (434, 355960), (440, 351106), (496, 311465), (560, 275869), (616, 250790), (620, 249172), (682, 226520), (770, 200632), (809, 190960), (868, 177980), (880, 175553), (1085, 142384), (1232, 125395), (1240, 124586), (1364, 113260), (1540, 100316), (1618, 95480), (1705, 90608), (1736, 88990), (2170, 71192), (2387, 64720), (2480, 62293), (2728, 56630), (3080, 50158), (3236, 47740), (3410, 45304), (3472, 44495), (4045, 38192), (4340, 35596), (4774, 32360), (5456, 28315), (5663, 27280), (6160, 25079), (6472, 23870), (6820, 22652), (8090, 19096), (8680, 17798), (8899, 17360), (9548, 16180), (11326, 13640), (11935, 12944)]