403920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:50

約数の個数: 160

約数和(自身を含む): 1607040

約数和(自身を除く): 1203120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 27, 30, 33, 34, 36, 40, 44, 45, 48, 51, 54, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 108, 110, 120, 132, 135, 136, 144, 153, 165, 170, 176, 180, 187, 198, 204, 216, 220, 240, 255, 264, 270, 272, 297, 306, 330, 340, 360, 374, 396, 408, 432, 440, 459, 495, 510, 528, 540, 561, 594, 612, 660, 680, 720, 748, 765, 792, 816, 880, 918, 935, 990, 1020, 1080, 1122, 1188, 1224, 1320, 1360, 1485, 1496, 1530, 1584, 1683, 1836, 1870, 1980, 2040, 2160, 2244, 2295, 2376, 2448, 2640, 2805, 2970, 2992, 3060, 3366, 3672, 3740, 3960, 4080, 4488, 4590, 4752, 5049, 5610, 5940, 6120, 6732, 7344, 7480, 7920, 8415, 8976, 9180, 10098, 11220, 11880, 12240, 13464, 14960, 16830, 18360, 20196, 22440, 23760, 25245, 26928, 33660, 36720, 40392, 44880, 50490, 67320, 80784, 100980, 134640, 201960, 403920]

約数ペア:

[(1, 403920), (2, 201960), (3, 134640), (4, 100980), (5, 80784), (6, 67320), (8, 50490), (9, 44880), (10, 40392), (11, 36720), (12, 33660), (15, 26928), (16, 25245), (17, 23760), (18, 22440), (20, 20196), (22, 18360), (24, 16830), (27, 14960), (30, 13464), (33, 12240), (34, 11880), (36, 11220), (40, 10098), (44, 9180), (45, 8976), (48, 8415), (51, 7920), (54, 7480), (55, 7344), (60, 6732), (66, 6120), (68, 5940), (72, 5610), (80, 5049), (85, 4752), (88, 4590), (90, 4488), (99, 4080), (102, 3960), (108, 3740), (110, 3672), (120, 3366), (132, 3060), (135, 2992), (136, 2970), (144, 2805), (153, 2640), (165, 2448), (170, 2376), (176, 2295), (180, 2244), (187, 2160), (198, 2040), (204, 1980), (216, 1870), (220, 1836), (240, 1683), (255, 1584), (264, 1530), (270, 1496), (272, 1485), (297, 1360), (306, 1320), (330, 1224), (340, 1188), (360, 1122), (374, 1080), (396, 1020), (408, 990), (432, 935), (440, 918), (459, 880), (495, 816), (510, 792), (528, 765), (540, 748), (561, 720), (594, 680), (612, 660)]