1201920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{313}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 3850896

約数和(自身を除く): 2648976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 313, 320, 384, 480, 626, 640, 768, 939, 960, 1252, 1280, 1565, 1878, 1920, 2504, 3130, 3756, 3840, 4695, 5008, 6260, 7512, 9390, 10016, 12520, 15024, 18780, 20032, 25040, 30048, 37560, 40064, 50080, 60096, 75120, 80128, 100160, 120192, 150240, 200320, 240384, 300480, 400640, 600960, 1201920]

約数ペア:

[(1, 1201920), (2, 600960), (3, 400640), (4, 300480), (5, 240384), (6, 200320), (8, 150240), (10, 120192), (12, 100160), (15, 80128), (16, 75120), (20, 60096), (24, 50080), (30, 40064), (32, 37560), (40, 30048), (48, 25040), (60, 20032), (64, 18780), (80, 15024), (96, 12520), (120, 10016), (128, 9390), (160, 7512), (192, 6260), (240, 5008), (256, 4695), (313, 3840), (320, 3756), (384, 3130), (480, 2504), (626, 1920), (640, 1878), (768, 1565), (939, 1280), (960, 1252)]