990432

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 2981160

約数和(自身を除く): 1990728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 181, 228, 288, 304, 342, 362, 456, 543, 608, 684, 724, 912, 1086, 1368, 1448, 1629, 1824, 2172, 2736, 2896, 3258, 3439, 4344, 5472, 5792, 6516, 6878, 8688, 10317, 13032, 13756, 17376, 20634, 26064, 27512, 30951, 41268, 52128, 55024, 61902, 82536, 110048, 123804, 165072, 247608, 330144, 495216, 990432]

約数ペア:

[(1, 990432), (2, 495216), (3, 330144), (4, 247608), (6, 165072), (8, 123804), (9, 110048), (12, 82536), (16, 61902), (18, 55024), (19, 52128), (24, 41268), (32, 30951), (36, 27512), (38, 26064), (48, 20634), (57, 17376), (72, 13756), (76, 13032), (96, 10317), (114, 8688), (144, 6878), (152, 6516), (171, 5792), (181, 5472), (228, 4344), (288, 3439), (304, 3258), (342, 2896), (362, 2736), (456, 2172), (543, 1824), (608, 1629), (684, 1448), (724, 1368), (912, 1086)]