161501904

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{21991}}^1$

素因数の和:22025

約数の個数: 80

約数和(自身を含む): 490861440

約数和(自身を除く): 329359536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 3672, 7344, 21991, 43982, 65973, 87964, 131946, 175928, 197919, 263892, 351856, 373847, 395838, 527784, 593757, 747694, 791676, 1055568, 1121541, 1187514, 1495388, 1583352, 2243082, 2375028, 2990776, 3166704, 3364623, 4486164, 4750056, 5981552, 6729246, 8972328, 9500112, 10093869, 13458492, 17944656, 20187738, 26916984, 40375476, 53833968, 80750952, 161501904]

約数ペア:

[(1, 161501904), (2, 80750952), (3, 53833968), (4, 40375476), (6, 26916984), (8, 20187738), (9, 17944656), (12, 13458492), (16, 10093869), (17, 9500112), (18, 8972328), (24, 6729246), (27, 5981552), (34, 4750056), (36, 4486164), (48, 3364623), (51, 3166704), (54, 2990776), (68, 2375028), (72, 2243082), (102, 1583352), (108, 1495388), (136, 1187514), (144, 1121541), (153, 1055568), (204, 791676), (216, 747694), (272, 593757), (306, 527784), (408, 395838), (432, 373847), (459, 351856), (612, 263892), (816, 197919), (918, 175928), (1224, 131946), (1836, 87964), (2448, 65973), (3672, 43982), (7344, 21991)]