279606670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{479}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 597196800

約数和(自身を除く): 317590130

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 269, 310, 434, 479, 538, 958, 1085, 1345, 1883, 2170, 2395, 2690, 3353, 3766, 4790, 6706, 8339, 9415, 14849, 16678, 16765, 18830, 29698, 33530, 41695, 58373, 74245, 83390, 103943, 116746, 128851, 148490, 207886, 257702, 291865, 519715, 583730, 644255, 901957, 1039430, 1288510, 1803914, 3994381, 4509785, 7988762, 9019570, 19971905, 27960667, 39943810, 55921334, 139803335, 279606670]

約数ペア:

[(1, 279606670), (2, 139803335), (5, 55921334), (7, 39943810), (10, 27960667), (14, 19971905), (31, 9019570), (35, 7988762), (62, 4509785), (70, 3994381), (155, 1803914), (217, 1288510), (269, 1039430), (310, 901957), (434, 644255), (479, 583730), (538, 519715), (958, 291865), (1085, 257702), (1345, 207886), (1883, 148490), (2170, 128851), (2395, 116746), (2690, 103943), (3353, 83390), (3766, 74245), (4790, 58373), (6706, 41695), (8339, 33530), (9415, 29698), (14849, 18830), (16678, 16765)]