551563160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 1383782400

約数和(自身を除く): 832219240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 41, 62, 76, 82, 95, 124, 152, 155, 164, 190, 205, 248, 310, 328, 380, 410, 571, 589, 620, 760, 779, 820, 1142, 1178, 1240, 1271, 1558, 1640, 2284, 2356, 2542, 2855, 2945, 3116, 3895, 4568, 4712, 5084, 5710, 5890, 6232, 6355, 7790, 10168, 10849, 11420, 11780, 12710, 15580, 17701, 21698, 22840, 23411, 23560, 24149, 25420, 31160, 35402, 43396, 46822, 48298, 50840, 54245, 70804, 86792, 88505, 93644, 96596, 108490, 117055, 120745, 141608, 177010, 187288, 193192, 216980, 234110, 241490, 336319, 354020, 433960, 444809, 468220, 482980, 672638, 708040, 725741, 889618, 936440, 965960, 1345276, 1451482, 1681595, 1779236, 2224045, 2690552, 2902964, 3363190, 3558472, 3628705, 4448090, 5805928, 6726380, 7257410, 8896180, 13452760, 13789079, 14514820, 17792360, 27578158, 29029640, 55156316, 68945395, 110312632, 137890790, 275781580, 551563160]

約数ペア:

[(1, 551563160), (2, 275781580), (4, 137890790), (5, 110312632), (8, 68945395), (10, 55156316), (19, 29029640), (20, 27578158), (31, 17792360), (38, 14514820), (40, 13789079), (41, 13452760), (62, 8896180), (76, 7257410), (82, 6726380), (95, 5805928), (124, 4448090), (152, 3628705), (155, 3558472), (164, 3363190), (190, 2902964), (205, 2690552), (248, 2224045), (310, 1779236), (328, 1681595), (380, 1451482), (410, 1345276), (571, 965960), (589, 936440), (620, 889618), (760, 725741), (779, 708040), (820, 672638), (1142, 482980), (1178, 468220), (1240, 444809), (1271, 433960), (1558, 354020), (1640, 336319), (2284, 241490), (2356, 234110), (2542, 216980), (2855, 193192), (2945, 187288), (3116, 177010), (3895, 141608), (4568, 120745), (4712, 117055), (5084, 108490), (5710, 96596), (5890, 93644), (6232, 88505), (6355, 86792), (7790, 70804), (10168, 54245), (10849, 50840), (11420, 48298), (11780, 46822), (12710, 43396), (15580, 35402), (17701, 31160), (21698, 25420), (22840, 24149), (23411, 23560)]