384686480

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 915410160

約数和(自身を除く): 530723680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 97, 178, 194, 356, 388, 445, 485, 557, 712, 776, 890, 970, 1114, 1424, 1552, 1780, 1940, 2228, 2785, 3560, 3880, 4456, 5570, 7120, 7760, 8633, 8912, 11140, 17266, 22280, 34532, 43165, 44560, 49573, 54029, 69064, 86330, 99146, 108058, 138128, 172660, 198292, 216116, 247865, 270145, 345320, 396584, 432232, 495730, 540290, 690640, 793168, 864464, 991460, 1080580, 1982920, 2161160, 3965840, 4322320, 4808581, 9617162, 19234324, 24042905, 38468648, 48085810, 76937296, 96171620, 192343240, 384686480]

約数ペア:

[(1, 384686480), (2, 192343240), (4, 96171620), (5, 76937296), (8, 48085810), (10, 38468648), (16, 24042905), (20, 19234324), (40, 9617162), (80, 4808581), (89, 4322320), (97, 3965840), (178, 2161160), (194, 1982920), (356, 1080580), (388, 991460), (445, 864464), (485, 793168), (557, 690640), (712, 540290), (776, 495730), (890, 432232), (970, 396584), (1114, 345320), (1424, 270145), (1552, 247865), (1780, 216116), (1940, 198292), (2228, 172660), (2785, 138128), (3560, 108058), (3880, 99146), (4456, 86330), (5570, 69064), (7120, 54029), (7760, 49573), (8633, 44560), (8912, 43165), (11140, 34532), (17266, 22280)]