386431120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 999936000

約数和(自身を除く): 613504880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 59, 62, 76, 80, 95, 118, 124, 139, 152, 155, 190, 236, 248, 278, 295, 304, 310, 380, 472, 496, 556, 589, 590, 620, 695, 760, 944, 1112, 1121, 1178, 1180, 1240, 1390, 1520, 1829, 2224, 2242, 2356, 2360, 2480, 2641, 2780, 2945, 3658, 4309, 4484, 4712, 4720, 5282, 5560, 5605, 5890, 7316, 8201, 8618, 8968, 9145, 9424, 10564, 11120, 11210, 11780, 13205, 14632, 16402, 17236, 17936, 18290, 21128, 21545, 22420, 23560, 26410, 29264, 32804, 34472, 34751, 36580, 41005, 42256, 43090, 44840, 47120, 52820, 65608, 68944, 69502, 73160, 81871, 82010, 86180, 89680, 105640, 131216, 139004, 146320, 155819, 163742, 164020, 172360, 173755, 211280, 254231, 278008, 311638, 327484, 328040, 344720, 347510, 409355, 508462, 556016, 623276, 654968, 656080, 695020, 779095, 818710, 1016924, 1246552, 1271155, 1309936, 1390040, 1558190, 1637420, 2033848, 2493104, 2542310, 2780080, 3116380, 3274840, 4067696, 4830389, 5084620, 6232760, 6549680, 9660778, 10169240, 12465520, 19321556, 20338480, 24151945, 38643112, 48303890, 77286224, 96607780, 193215560, 386431120]

約数ペア:

[(1, 386431120), (2, 193215560), (4, 96607780), (5, 77286224), (8, 48303890), (10, 38643112), (16, 24151945), (19, 20338480), (20, 19321556), (31, 12465520), (38, 10169240), (40, 9660778), (59, 6549680), (62, 6232760), (76, 5084620), (80, 4830389), (95, 4067696), (118, 3274840), (124, 3116380), (139, 2780080), (152, 2542310), (155, 2493104), (190, 2033848), (236, 1637420), (248, 1558190), (278, 1390040), (295, 1309936), (304, 1271155), (310, 1246552), (380, 1016924), (472, 818710), (496, 779095), (556, 695020), (589, 656080), (590, 654968), (620, 623276), (695, 556016), (760, 508462), (944, 409355), (1112, 347510), (1121, 344720), (1178, 328040), (1180, 327484), (1240, 311638), (1390, 278008), (1520, 254231), (1829, 211280), (2224, 173755), (2242, 172360), (2356, 164020), (2360, 163742), (2480, 155819), (2641, 146320), (2780, 139004), (2945, 131216), (3658, 105640), (4309, 89680), (4484, 86180), (4712, 82010), (4720, 81871), (5282, 73160), (5560, 69502), (5605, 68944), (5890, 65608), (7316, 52820), (8201, 47120), (8618, 44840), (8968, 43090), (9145, 42256), (9424, 41005), (10564, 36580), (11120, 34751), (11210, 34472), (11780, 32804), (13205, 29264), (14632, 26410), (16402, 23560), (17236, 22420), (17936, 21545), (18290, 21128)]