140803984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 302202880

約数和(自身を除く): 161398896

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 67, 76, 124, 134, 152, 223, 248, 268, 304, 446, 496, 536, 589, 892, 1072, 1178, 1273, 1784, 2077, 2356, 2546, 3568, 4154, 4237, 4712, 5092, 6913, 8308, 8474, 9424, 10184, 13826, 14941, 16616, 16948, 20368, 27652, 29882, 33232, 33896, 39463, 55304, 59764, 67792, 78926, 110608, 119528, 131347, 157852, 239056, 262694, 283879, 315704, 463171, 525388, 567758, 631408, 926342, 1050776, 1135516, 1852684, 2101552, 2271032, 3705368, 4542064, 7410736, 8800249, 17600498, 35200996, 70401992, 140803984]

約数ペア:

[(1, 140803984), (2, 70401992), (4, 35200996), (8, 17600498), (16, 8800249), (19, 7410736), (31, 4542064), (38, 3705368), (62, 2271032), (67, 2101552), (76, 1852684), (124, 1135516), (134, 1050776), (152, 926342), (223, 631408), (248, 567758), (268, 525388), (304, 463171), (446, 315704), (496, 283879), (536, 262694), (589, 239056), (892, 157852), (1072, 131347), (1178, 119528), (1273, 110608), (1784, 78926), (2077, 67792), (2356, 59764), (2546, 55304), (3568, 39463), (4154, 33896), (4237, 33232), (4712, 29882), (5092, 27652), (6913, 20368), (8308, 16948), (8474, 16616), (9424, 14941), (10184, 13826)]