7777080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:418

約数の個数: 128

約数和(自身を含む): 27360000

約数和(自身を除く): 19582920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 379, 380, 456, 513, 540, 570, 684, 758, 760, 855, 1026, 1080, 1137, 1140, 1368, 1516, 1710, 1895, 2052, 2274, 2280, 2565, 3032, 3411, 3420, 3790, 4104, 4548, 5130, 5685, 6822, 6840, 7201, 7580, 9096, 10233, 10260, 11370, 13644, 14402, 15160, 17055, 20466, 20520, 21603, 22740, 27288, 28804, 34110, 36005, 40932, 43206, 45480, 51165, 57608, 64809, 68220, 72010, 81864, 86412, 102330, 108015, 129618, 136440, 144020, 172824, 194427, 204660, 216030, 259236, 288040, 324045, 388854, 409320, 432060, 518472, 648090, 777708, 864120, 972135, 1296180, 1555416, 1944270, 2592360, 3888540, 7777080]

約数ペア:

[(1, 7777080), (2, 3888540), (3, 2592360), (4, 1944270), (5, 1555416), (6, 1296180), (8, 972135), (9, 864120), (10, 777708), (12, 648090), (15, 518472), (18, 432060), (19, 409320), (20, 388854), (24, 324045), (27, 288040), (30, 259236), (36, 216030), (38, 204660), (40, 194427), (45, 172824), (54, 144020), (57, 136440), (60, 129618), (72, 108015), (76, 102330), (90, 86412), (95, 81864), (108, 72010), (114, 68220), (120, 64809), (135, 57608), (152, 51165), (171, 45480), (180, 43206), (190, 40932), (216, 36005), (228, 34110), (270, 28804), (285, 27288), (342, 22740), (360, 21603), (379, 20520), (380, 20466), (456, 17055), (513, 15160), (540, 14402), (570, 13644), (684, 11370), (758, 10260), (760, 10233), (855, 9096), (1026, 7580), (1080, 7201), (1137, 6840), (1140, 6822), (1368, 5685), (1516, 5130), (1710, 4548), (1895, 4104), (2052, 3790), (2274, 3420), (2280, 3411), (2565, 3032)]