427194880

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:830

約数の個数: 160

約数和(自身を含む): 1209922560

約数和(自身を除く): 782727680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 560, 620, 640, 769, 868, 896, 992, 1085, 1120, 1240, 1280, 1538, 1736, 1792, 1984, 2170, 2240, 2480, 2560, 3076, 3472, 3584, 3845, 3968, 4340, 4480, 4960, 5383, 6152, 6944, 7690, 7936, 8680, 8960, 9920, 10766, 12304, 13888, 15380, 15872, 17360, 17920, 19840, 21532, 23839, 24608, 26915, 27776, 30760, 34720, 39680, 43064, 47678, 49216, 53830, 55552, 61520, 69440, 79360, 86128, 95356, 98432, 107660, 111104, 119195, 123040, 138880, 166873, 172256, 190712, 196864, 215320, 238390, 246080, 277760, 333746, 344512, 381424, 393728, 430640, 476780, 492160, 555520, 667492, 689024, 762848, 834365, 861280, 953560, 984320, 1334984, 1378048, 1525696, 1668730, 1722560, 1907120, 1968640, 2669968, 2756096, 3051392, 3337460, 3445120, 3814240, 5339936, 6102784, 6674920, 6890240, 7628480, 10679872, 12205568, 13349840, 13780480, 15256960, 21359744, 26699680, 30513920, 42719488, 53399360, 61027840, 85438976, 106798720, 213597440, 427194880]

約数ペア:

[(1, 427194880), (2, 213597440), (4, 106798720), (5, 85438976), (7, 61027840), (8, 53399360), (10, 42719488), (14, 30513920), (16, 26699680), (20, 21359744), (28, 15256960), (31, 13780480), (32, 13349840), (35, 12205568), (40, 10679872), (56, 7628480), (62, 6890240), (64, 6674920), (70, 6102784), (80, 5339936), (112, 3814240), (124, 3445120), (128, 3337460), (140, 3051392), (155, 2756096), (160, 2669968), (217, 1968640), (224, 1907120), (248, 1722560), (256, 1668730), (280, 1525696), (310, 1378048), (320, 1334984), (434, 984320), (448, 953560), (496, 861280), (512, 834365), (560, 762848), (620, 689024), (640, 667492), (769, 555520), (868, 492160), (896, 476780), (992, 430640), (1085, 393728), (1120, 381424), (1240, 344512), (1280, 333746), (1538, 277760), (1736, 246080), (1792, 238390), (1984, 215320), (2170, 196864), (2240, 190712), (2480, 172256), (2560, 166873), (3076, 138880), (3472, 123040), (3584, 119195), (3845, 111104), (3968, 107660), (4340, 98432), (4480, 95356), (4960, 86128), (5383, 79360), (6152, 69440), (6944, 61520), (7690, 55552), (7936, 53830), (8680, 49216), (8960, 47678), (9920, 43064), (10766, 39680), (12304, 34720), (13888, 30760), (15380, 27776), (15872, 26915), (17360, 24608), (17920, 23839), (19840, 21532)]