66646720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29753}}^1$

素因数の和:29777

約数の個数: 56

約数和(自身を含む): 181380384

約数和(自身を除く): 114733664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 29753, 59506, 119012, 148765, 208271, 238024, 297530, 416542, 476048, 595060, 833084, 952096, 1041355, 1190120, 1666168, 1904192, 2082710, 2380240, 3332336, 4165420, 4760480, 6664672, 8330840, 9520960, 13329344, 16661680, 33323360, 66646720]

約数ペア:

[(1, 66646720), (2, 33323360), (4, 16661680), (5, 13329344), (7, 9520960), (8, 8330840), (10, 6664672), (14, 4760480), (16, 4165420), (20, 3332336), (28, 2380240), (32, 2082710), (35, 1904192), (40, 1666168), (56, 1190120), (64, 1041355), (70, 952096), (80, 833084), (112, 595060), (140, 476048), (160, 416542), (224, 297530), (280, 238024), (320, 208271), (448, 148765), (560, 119012), (1120, 59506), (2240, 29753)]