306615680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:884

約数の個数: 128

約数和(自身を含む): 848232000

約数和(自身を除く): 541616320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 128, 140, 160, 178, 224, 280, 320, 356, 445, 448, 560, 623, 640, 712, 769, 890, 896, 1120, 1246, 1424, 1538, 1780, 2240, 2492, 2848, 3076, 3115, 3560, 3845, 4480, 4984, 5383, 5696, 6152, 6230, 7120, 7690, 9968, 10766, 11392, 12304, 12460, 14240, 15380, 19936, 21532, 24608, 24920, 26915, 28480, 30760, 39872, 43064, 49216, 49840, 53830, 56960, 61520, 68441, 79744, 86128, 98432, 99680, 107660, 123040, 136882, 172256, 199360, 215320, 246080, 273764, 342205, 344512, 398720, 430640, 479087, 492160, 547528, 684410, 689024, 861280, 958174, 1095056, 1368820, 1722560, 1916348, 2190112, 2395435, 2737640, 3445120, 3832696, 4380224, 4790870, 5475280, 7665392, 8760448, 9581740, 10950560, 15330784, 19163480, 21901120, 30661568, 38326960, 43802240, 61323136, 76653920, 153307840, 306615680]

約数ペア:

[(1, 306615680), (2, 153307840), (4, 76653920), (5, 61323136), (7, 43802240), (8, 38326960), (10, 30661568), (14, 21901120), (16, 19163480), (20, 15330784), (28, 10950560), (32, 9581740), (35, 8760448), (40, 7665392), (56, 5475280), (64, 4790870), (70, 4380224), (80, 3832696), (89, 3445120), (112, 2737640), (128, 2395435), (140, 2190112), (160, 1916348), (178, 1722560), (224, 1368820), (280, 1095056), (320, 958174), (356, 861280), (445, 689024), (448, 684410), (560, 547528), (623, 492160), (640, 479087), (712, 430640), (769, 398720), (890, 344512), (896, 342205), (1120, 273764), (1246, 246080), (1424, 215320), (1538, 199360), (1780, 172256), (2240, 136882), (2492, 123040), (2848, 107660), (3076, 99680), (3115, 98432), (3560, 86128), (3845, 79744), (4480, 68441), (4984, 61520), (5383, 56960), (5696, 53830), (6152, 49840), (6230, 49216), (7120, 43064), (7690, 39872), (9968, 30760), (10766, 28480), (11392, 26915), (12304, 24920), (12460, 24608), (14240, 21532), (15380, 19936)]