84005320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3371}}^1$

素因数の和:3478

約数の個数: 64

約数和(自身を含む): 218505600

約数和(自身を除く): 134500280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3371, 3560, 4984, 6230, 6742, 12460, 13484, 16855, 23597, 24920, 26968, 33710, 47194, 67420, 94388, 117985, 134840, 188776, 235970, 300019, 471940, 600038, 943880, 1200076, 1500095, 2100133, 2400152, 3000190, 4200266, 6000380, 8400532, 10500665, 12000760, 16801064, 21001330, 42002660, 84005320]

約数ペア:

[(1, 84005320), (2, 42002660), (4, 21001330), (5, 16801064), (7, 12000760), (8, 10500665), (10, 8400532), (14, 6000380), (20, 4200266), (28, 3000190), (35, 2400152), (40, 2100133), (56, 1500095), (70, 1200076), (89, 943880), (140, 600038), (178, 471940), (280, 300019), (356, 235970), (445, 188776), (623, 134840), (712, 117985), (890, 94388), (1246, 67420), (1780, 47194), (2492, 33710), (3115, 26968), (3371, 24920), (3560, 23597), (4984, 16855), (6230, 13484), (6742, 12460)]