248766320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:895

約数の個数: 120

約数和(自身を含む): 657041280

約数和(自身を除く): 408274960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 484, 496, 605, 620, 682, 829, 880, 968, 1210, 1240, 1364, 1658, 1705, 1936, 2420, 2480, 2728, 3316, 3410, 3751, 4145, 4840, 5456, 6632, 6820, 7502, 8290, 9119, 9680, 13264, 13640, 15004, 16580, 18238, 18755, 25699, 27280, 30008, 33160, 36476, 37510, 45595, 51398, 60016, 66320, 72952, 75020, 91190, 100309, 102796, 128495, 145904, 150040, 182380, 200618, 205592, 256990, 282689, 300080, 364760, 401236, 411184, 501545, 513980, 565378, 729520, 802472, 1003090, 1027960, 1130756, 1413445, 1604944, 2006180, 2055920, 2261512, 2826890, 3109579, 4012360, 4523024, 5653780, 6219158, 8024720, 11307560, 12438316, 15547895, 22615120, 24876632, 31095790, 49753264, 62191580, 124383160, 248766320]

約数ペア:

[(1, 248766320), (2, 124383160), (4, 62191580), (5, 49753264), (8, 31095790), (10, 24876632), (11, 22615120), (16, 15547895), (20, 12438316), (22, 11307560), (31, 8024720), (40, 6219158), (44, 5653780), (55, 4523024), (62, 4012360), (80, 3109579), (88, 2826890), (110, 2261512), (121, 2055920), (124, 2006180), (155, 1604944), (176, 1413445), (220, 1130756), (242, 1027960), (248, 1003090), (310, 802472), (341, 729520), (440, 565378), (484, 513980), (496, 501545), (605, 411184), (620, 401236), (682, 364760), (829, 300080), (880, 282689), (968, 256990), (1210, 205592), (1240, 200618), (1364, 182380), (1658, 150040), (1705, 145904), (1936, 128495), (2420, 102796), (2480, 100309), (2728, 91190), (3316, 75020), (3410, 72952), (3751, 66320), (4145, 60016), (4840, 51398), (5456, 45595), (6632, 37510), (6820, 36476), (7502, 33160), (8290, 30008), (9119, 27280), (9680, 25699), (13264, 18755), (13640, 18238), (15004, 16580)]