161499984

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:788

約数の個数: 80

約数和(自身を含む): 431222400

約数和(自身を除く): 269722416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 137, 164, 246, 274, 328, 411, 492, 548, 599, 656, 822, 984, 1096, 1198, 1644, 1797, 1968, 2192, 2396, 3288, 3594, 4792, 5617, 6576, 7188, 9584, 11234, 14376, 16851, 22468, 24559, 28752, 33702, 44936, 49118, 67404, 73677, 82063, 89872, 98236, 134808, 147354, 164126, 196472, 246189, 269616, 294708, 328252, 392944, 492378, 589416, 656504, 984756, 1178832, 1313008, 1969512, 3364583, 3939024, 6729166, 10093749, 13458332, 20187498, 26916664, 40374996, 53833328, 80749992, 161499984]

約数ペア:

[(1, 161499984), (2, 80749992), (3, 53833328), (4, 40374996), (6, 26916664), (8, 20187498), (12, 13458332), (16, 10093749), (24, 6729166), (41, 3939024), (48, 3364583), (82, 1969512), (123, 1313008), (137, 1178832), (164, 984756), (246, 656504), (274, 589416), (328, 492378), (411, 392944), (492, 328252), (548, 294708), (599, 269616), (656, 246189), (822, 196472), (984, 164126), (1096, 147354), (1198, 134808), (1644, 98236), (1797, 89872), (1968, 82063), (2192, 73677), (2396, 67404), (3288, 49118), (3594, 44936), (4792, 33702), (5617, 28752), (6576, 24559), (7188, 22468), (9584, 16851), (11234, 14376)]