77243320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:869

約数の個数: 128

約数和(自身を含む): 223948800

約数和(自身を除く): 146705480

約数列:

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

約数ペア:

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